In 2001, Pizza Hut became the first company to deliver pizza to space

Pizza Hut helped pioneer online food delivery in 1994 with PizzaNet, a website that allowed users in select areas of California to order pizzas online.

NASA funded research into creating pizza with a 3D printer

The agency awarded a contract for the development of devices that can create edible structures from long-lasting dry powders when mixed with liquids or pastes. By delaying this integration until the time of consumption, food could last longer than the current six-month expiration of freeze-dried meals for Mars expeditions.

In 2001, a $20M ticket officially kicked off space tourism

On that day, American businessman Dennis Tito became the first paying passenger to visit space, spending a week aboard the International Space Station. Since then, space participants have been members of suborbital flights, which do not require intensive training to prepare for.

Before the first human spaceflight in 1961, scientists sent fruit flies, monkeys, and dogs into space.

The Russian Federal Space Agency enabled the first space tourism journey

NASA refused to take Dennis Tito, who had no formal training as an astronaut, up to the International Space Station. Instead, the American engineer and entrepreneur traveled aboard the Soyuz TM-32 mission and described the initial experience of microgravity after engine shut-off as the "most spectacular" part of the flight.

Explore a timeline of the International Space Station National Lab

In 1984, President Ronald Reagan called for establishing a human presence in space, which began with NASA astronaut Bill Shepherd and Russian cosmonauts Yuri Gidzenko and Sergei Krikalev on November 2, 2000. Humans have continuously occupied the ISS every day since.

The world's largest pizza was 13,990 square feet

Pizza Hut teamed with YouTuber Eric Decker to create the massive, Guinness World Record-breaking pie. The 13,653-pound pizza was constructed at the Los Angeles Convention Center. It required 4,948 pounds of sauce, 8,800 pounds of cheese, and about 630,496 pepperoni slices.

The crew of the ISS creates unique memorials for deceased colleagues

The continued human occupancy of the International Space Station since 2000 has led to the development of social and cultural elements by crew members, which the ISS Archaeology Project has catalogued. Records of handmade cakes, decorations, and memorabilia highlight the human aspect of living in space.

Two Papa John's pizzas were the first real-world transaction involving cryptocurrency.

The USSR's space program achieved many historic firsts in the Space Race

Soviet scientists launched the first satellite, sent the first human into orbit, and carried out early spacewalks—milestones that gave the USSR a decisive early lead in the Space Race and reshaped global competition in science and technology.

Soviet cosmonaut Yury Gagarin was the first human to journey into outer space

In 1961, aboard Vostok 1, the pilot orbited the Earth once for 108 minutes. On his return, he parachuted out of his capsule and landed in a field near present-day Space Conquerors Park, south of Moscow.

Watch how dozens of everyday human tasks are performed in space

This playlist features clips of astronauts aboard the International Space Station explaining how they cook, eat, sleep, and conduct research in microgravity. Other activities to pass the time, including watering plants and playing soccer, are also shown.

A look at the foods eaten by astronauts during and after the space race

After John Glenn became the first American to demonstrate that eating in space was possible by eating apple puree out of a tube, meals were prepared for astronauts to meet an approximately 2,800-calorie-a-day requirement via freeze-dried foods. Meal quality gradually improved throughout the Apollo program, including the Apollo 8 crew's nondehydrated Christmas meal in 1968.

On April 12, 1961, Soviet cosmonaut Yuri Gagarin became the first human in space

In 1961, Soviet cosmonaut Yuri Gagarin became the first human to orbit Earth, deepening US fears of falling behind in the space race. Watch archival footage to see why the mission was such a historic turning point.

Spikes in pizza orders near US government buildings are thought to be signs of international crises

Theorists have long believed that sudden increases in pizza deliveries near the Pentagon signal a major event is about to occur. Historical examples include the CIA ordering 21 pizzas the day before the beginning of the Gulf War, and another surge of deliveries before former President Bill Clinton's impeachment hearings. Citizens have since begun monitoring food orders in the area. See a tracker of Pentagon pizza orders here.

Who’s in space right now?

Hundreds of people (and a few animals) have been to space since the first creatures flew past the Kármán line in 1947. There are a handful of astronauts aboard the International Space Station at any time, while others may be cresting space in...

The USSR launched the world's first satellite, Sputnik 1, into space in 1957

Sputnik, launched by the Soviet Union in 1957, became the world's first artificial satellite. While the technology itself was limited, the launch ignited the space race and signaled that intercontinental missiles and space technology had arrived faster than American leaders expected.

The story of pizza in the United States

Pizza is a big deal in the US, and it has many proud regional iterations. From Chicago deep dish to New York thin crust, this video takes a slice out of US history to focus on this beloved entree. Begin with the documented first incidence of pizza in the US—believed to be by Gennaro Lombardi—and end with how old Pizza Huts are being converted around the country.

Space archaeology studies space trash in the context of heritage and social meaning

Some orbiting objects, such as Elon Musk's Tesla, have symbolic or historical importance, despite being functionally worthless. The oldest human-made object in Earth's orbit is Vanguard 1, a grapefruit-sized satellite launched in 1958. The strangest may be an experimental, inflatable space station containing live cockroaches.

Space tourism opportunities have been explored since the end of the Apollo era

In the 1970s, Rockwell International, a NASA contractor, and others investigated manufacturing passenger modules that could fit into the Space Shuttle's payload bay. NASA also opened spaceflights to nongovernment professionals, but many such programs were ended after the Challenger disaster, which killed the first Teacher in Space participant.

Chicago deep-dish pizza arrived in 1943

Pizzeria Uno was the first establishment to sell the concoction, which turned more traditional pizza upside down, with cheese as the base and sauce as the topping. Soon, Uno employees went out on their own, sparking a citywide deep-dish phenomenon.

How to make a burrito in space

Just because you’re living at the International Space Station doesn’t mean your cravings disappear. In this video, Chef Traci Des Jardins explains the best way to make a burrito while experiencing microgravity.

View 60 years of NASA space exploration

Established in 1958—a year after the Soviet Union launched Sputnik 1—the National Aeronautics and Space Administration has taken humanity into outer space and helped reveal the nature of the universe. Historic moments include the Apollo 11 mission putting humanity on the Moon and construction of the International Space Station.

30 everyday inventions originally created for space

In their pioneering work to develop the technologies necessary for humans to inhabit space, NASA and its counterpart agencies around the world have produced dozens of products millions of people use everyday. Some of these are obvious, like water filtration systems and wireless headsets, while many are surprising, like artificial limbs and insulin pumps. Dive into the list here.

NASA was founded in response to early Soviet space achievements

Although starting behind in the Space Race in 1958, NASA became a global leader in humanity's exploration of space with the Apollo program, which placed astronauts on the moon. Since then, it has been responsible for the construction of multiple telescopes, the International Space Station, and development of the Artemis program to return humans to the Moon before eventually reaching Mars.

Read about every visitor to the International Space Station

The US has sent the most astronauts to the ISS, with 170 visitors, followed by 64 from Russia, 11 from Japan, and nine from Canada. American astronauts Michael E. Lopez-Alegria and Peggy A. Whitson and Russian cosmonauts Yuri Malenchenko and Fyodor Yurchikhin have the most trips, with five each.

Overcoming industry skeptics, SpaceX provides low-cost, high-publicity spaceflights

From recovering and reusing rocket components to launching a mannequin and Tesla into orbit to the tune of David Bowie's "Starman," Elon Musk drove public interest and government contracts to his company as he transformed space launches into spectacles.

Explore a virtual tour of the Starlab Space Station

Hilton plans to design much of the interior of the free-flying commercial facility to provide comfort and hospitality during astronauts' in-space living. Starlab will include crew communal areas, wellness spaces, and advanced sleeping quarters.

Explore fun facts from the USPS, including unique post office buildings, a stamp that traveled past Pluto, and more.

Meet Yuri Gagarin, the first man in space

In addition to being the first human in space, Yuri Gagarin was a charismatic propaganda icon and a diplomatic headache for the West. This article examines why his image—and legacy—endured long after he died in 1968.

The evolution of spacesuit design

Spacesuits have come a long way since cosmonaut Yuri Gagarin's orange jumpsuit used in the world's first entry into space in 1960. The iconic outfit is a crucial feature of all space exploration, ensuring humans are protected during launch, spacewalks, re-entry, and more. From innovations in thermal wear to the incremental changes to space helmets, dive into spacesuit history here.

A 'holoported' medical team has been beamed into the International Space Station

In 2021, using the Microsoft HoloLens Kinect camera and custom Aexa Aerospace software, NASA's flight surgeon led a team of hologram doctors on a pioneering visit to the space station, marking a significant advancement in communication and telemedicine technologies that will be crucial for future deep-space missions.

SpaceShipOne was the first privately built spacecraft to reach the boundary of space

The rocket-powered aircraft was built by Richard Branson's company Virgin Galactic. The English business magnate has described being inspired to go to space since he was a child watching NASA's moon landings.

The Polaris Dawn program led to the first commercial spacewalk

As part of the Polaris program, this first mission included a crew comprising astronauts and SpaceX engineers, who conducted scientific experiments and cultural outreach, such as raising funds for St. Jude Children's Research Hospital.

Pizza didn't take off in the US until after World War II, likely because of technological advancements and soldiers' exposure to it abroad.

Sputnik 1—launched in 1957—was Earth's first artificial satellite

Its launch accelerated US investment in the Space Race amid fears the Soviet Union had the technology to launch intercontinental nuclear warheads. It would be followed by Sputnik 2, which carried the first living being—a dog named Laika—to orbit.

Space trash forced astronauts on the International Space Station to take shelter

An inactive Russian satellite broke up into nearly 200 pieces, prompting astronauts on the space station to take shelter in a docked spacecraft and a capsule that could be used to escape in case of emergency.

The Hawaiian pizza was popularized by a Canadian chef

Hawaii's tiki culture was popular in North America through the mid-20th century, with canned pineapple a household staple. Sam Panopoulos, a Greek immigrant who operated a diner in Ontario, experimented with outlandish pizza recipes until he stumbled upon the idea for topping a pie with canned pineapple and ham.

Major milestones of the Space Shuttle program's 135 missions included the launches of the Hubble Space Telescope and the Chandra X-ray Observatory, and the first American woman and African-American astronauts in space.

As of 2022, Blue Origin, Virgin Galactic, and SpaceX are the primary space tourism companies

Blue Origin offers 11-minute suborbital flights for $28M, while Virgin Galactic provides a 90-minute suborbital flight for $450,000. SpaceX offers orbital flights for $55M, including trips to the International Space Station, and plans to offer civilians trips to the moon by 2030.

Take a virtual tour of the International Space Station

The ISS is the largest human-made object in space. Its modules were meticulously connected by robotic arms and astronauts during slow, careful spacewalks, creating a structure with over eight miles of electrical wire.

The space race was a Cold War rivalry between the US and the Soviet Union that culminated in the US landing astronauts on the moon in 1969.

Blue Origin, Jeff Bezos’ aerospace company, sent its first passengers to space in 2021

Founded in 2000, Bezos spent many years working on the company as a side project before it became more well-known around 2004, when a plot of land in Texas was purchased as a launch site for the company’s rockets. He has said that the goal of Blue Origin is to build “reusable space vehicles.” This resource details what passengers experience from takeoff to landing on a Blue Origin flight.

Visitors of the International Space Station are trained in English and Russian

Different space agencies develop different modules of the ISS, meaning their controls, documentation, and instrumentation are not always written in English. Because the first modules were delivered using US and Russian spacecraft, astronauts have been historically trained in both languages.

NASA has partnered with several private companies to promote commercial space stations

The retirement of the International Space Station in 2030 has led NASA to refocus its efforts on continuing microgravity research through private partnerships, including the support of multiple commercial space stations' design and development.

Hear the story of a cosmonaut stranded in space after the Soviet Union collapsed

When the USSR dissolved in 1991, cosmonaut Sergei Krikalev was still aboard a space station—forcing him to remain in orbit for months longer than planned. This limited podcast series recounts the event, hosted by astronaut and pop star Lance Bass.

Since 2019, a free-floating robotic system named Astrobee has helped astronauts with routine tasks on the International Space Station.

Pizza became more popular in Italy after it took off in the US

Pizza was invented in Naples, though it wasn't particularly popular outside the region. As it grew more popular elsewhere—and as more American and European tourists visiting Italy began asking for it—restaurants across Italy adopted the cuisine. It's something anthropologist Agehananda Bharati calls "the pizza effect."

Most elements of the International Space Station were installed over two decades

Space shuttles delivered storage carriers, docking compartments, airlocks, solar arrays, and labs, which were assembled in low Earth orbit. The station’s Canadarm2 robotic arm, alongside maneuvering spacewalkers, has assisted with this assembly since its installation in 2001.

The first chess game in space ended in a draw in 1970

Soviet cosmonauts Andriyan Nikolayev and Vitaly Sevastyanov played a game of chess against mission control while orbiting Earth aboard Soyuz 9 in 1970. The match ended in a draw—the first recorded game in space.