Black holes are fundamental to the structure of galaxies and critical in our understanding of gravity, space, and time. A ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea ...

"L 98-59 c could be the first planet smaller than 2 Earth radii with a definitively detected atmosphere," a team of ...

The space rock was first detected in December and was initially considered to have a chance of striking Earth in 2032.

These icy bodies contain organic molecules — and don’t fall into any known category of celestial object we’ve seen before.

Black holes power some of the most energetic phenomena in the known universe, but could they ever power an advanced human ...

From October 2023 to December 2024 — a period encompassing two solar eclipses across the U.S., two new NASA heliophysics missions, and one spacecraft’s history-making solar flyby — NASA celebrated the ...

A bright star within our Milky Way galaxy photobombed a beautiful new image of a distant galaxy with "patchy" spiral arms.

Christopher Nolan's Interstellar is a beloved film. For the past decade, audiences have theorized over the endless ...

A British propulsion company is aiming to harness nuclear fusion and drastically cut travel times to far off places in space.

Stargazers happen to be in luck this month as the annual Lyrid meteor shower is set to illuminate the sky with another dazzling display of shooting stars. The Lyrid meteor shower occurs between April ...

A spacecraft traveling at one-tenth of the speed of light could shave the trip down to a quick 40 years. Future engineers could use nuclear power to achieve that, says Scott Bailey, an engineer at ...