Astronauts experience stagnant and reverse blood flow during long periods in space, study finds

A study looking into how zero gravity can affect blood flow in the body showed astronauts staying onboard the International Space Station for long periods of time can face health risks.

Most distant world ever explored gets new name: Arrokoth

The most distant world ever explored 4 billion miles away finally has an official name: Arrokoth.   NASA said Tuesday that means "sky" in the language of the Native American Powhatan people.

Most distant world ever explored gets a new name: Arrokoth

NASA's New Horizons spacecraft flew past the snowman-shaped Arrokoth on New Year's Day, years after exploring Pluto. At the time, this small icy world 1 billion miles beyond Pluto was nicknamed Ultima Thule given its vast distance from us.

Meteor lights up the sky over the Gateway Arch in St. Louis

A camera has captured the incredible moment when a meteor lit up the sky over the iconic Gateway Arch in St. Louis.

SpaceX launches second round of internet satellites

After a quiet few months at Cape Canaveral, SpaceX launched a second round of satellites for its global internet network this morning. Sixty tightly-packed Starlink satellites blasted off atop a Falcon 9 rocket at Cape Canaveral Air Force Station, on time at 9:56 a.m.

Mercury passes directly in front of the sun
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Something very rare is happening right now and if you miss it, it won't happen again until 2032! FOX 10's Tom Fergus and Dr. Sky have the details.

Massive 2,000-foot asteroid to whiz past Earth later this month

An asteroid slightly smaller than the largest structure in the U.S. is slated to harmlessly zoom past Earth later this month.

NASA’s Mars Curiosity rover captures the lonely landscape of the red planet in eerie new photos

As NASA’s Mars Curiosity rover continues to venture along the vast landscape of the red planet, a series of unsettling photographs was recently sent back to Earth, capturing a truly eerie and lonely landscape. 

Wine cellar in space: 12 bottles arrive for year of out-of-this-world aging

The red wine will age for a year up there before returning to Earth. Researchers will study how weightlessness and space radiation affect the aging process. The goal is to develop new flavors and properties for the food industry.

Boeing's new space capsule launches mile into air on test flight

During Monday's test, Boeing counted down to zero, then the Starliner's launch abort engines fired. The capsule soared nearly a mile, then parachuted back into the New Mexico desert. The entire flight lasted one-and-a-half minutes.

3-2-1-Cookoff! Astronauts to bake cookies with new space oven

The next delivery of supplies for the International Space Station -- scheduled for liftoff this weekend -- includes the Zero G Oven. Chocolate chip cookie dough is already up there, waiting to pop into this small electric oven designed for zero gravity.

Air Force's mini-shuttle returns to Florida after two years in orbit

The unmanned X-37B glided to a landing at Kennedy Space Center’s old shuttle runway at 3:51 a.m. Sunday, completing a 780-day mission. It launched back in September 2017 atop a SpaceX Falcon 9 rocket.

Space station's 2 women prep for first all-female spacewalk

NASA astronauts Christina Koch and Jessica Meir will make "HERstory," as NASA is calling it, with the first all-female spacewalk. All four men aboard the International Space Station will remain inside, as Koch and Meir go out to replace a broken battery charger.