The farther we reach into space, the greater our capacity to understand the unknown,” NASA Administrator Jared Isaacman said.

Galaxies, including the one we call home, are within halos of dark matter. But what exactly dark matter is remains something ...

Add Yahoo as a preferred source to see more of our stories on Google. ABC News’ Stephanie Ramos spoke with astrophysicist Hakeem Oluseyi and former NASA astronaut Susan Kilrain about the Artemis II's ...

The twinkling stars in the sky are further than they appear. So much so that NASA's Voyager 1 is still on its way to reach the star system since its launch on September 5, 1977. It will probably take ...

CAMBRIDGE, Mass. — NASA awarded a launch contract to SpaceX July 8 for the launch of a small astrophysics mission as the company offered a Falcon 9 at a lower price than a much smaller rocket. NASA ...

Almost seven decades of humans in space, plus over 25 years of continuous habitation, have shown us how incredibly adaptable ...

Add Yahoo as a preferred source to see more of our stories on Google. ABC News’ Perry Russom spoke with astrophysicist and educator Hakeem Oluseyi about the historic launch of NASA’s Artemis II ...

HOUSTON — NASA’s Science Mission Directorate is canceling the over-budget Gravity and Extreme Magnetism Small Explorer (GEMS) astrophysics mission, following the denial this week of an appeal from the ...

Belen High School alum Danette Farnsworth helps guide NASA’s Artemis II mission from New Mexico skies to the dark side of the ...

For decades, physicists have believed they had identified the fundamental forces shaping the universe, gravity, ...

ABC News’ Stephanie Ramos spoke with astrophysicist Hakeem Oluseyi and former NASA astronaut Susan Kilrain about the Artemis II's final push out of Earth’s orbit as they head to the moon.