Astronomy

Lockheed Martin has unveiled a new proposal to take over NASA's beleaguered Mars Sample Return mission for less than half the current cost while achieving key science goals.

"We know that some microbes on Earth can tolerate the range of pH found on Enceladus."

The discovery could explain why younger stars seem to have more lithium than the Big Bang theory says they should have.

Brown dwarfs, also known as "failed stars," could be corrupted by dark matter and transformed into "dark dwarfs" powered by the universe's strangest stuff.

At the 246th American Astronomical Society meeting in Alaska last month, scientists discussed how Trump's budget cuts could affect operations for the Hubble Space Telescope and JWST.

Using the ALMA telescope, astronomers have revealed the internal structure of the first galaxies in the universe, hinting at how our cosmos took shape.

The spacecraft now almost tips upside down relative to Mars to give its radar the best view.

On April 20th, NASA's Lucy was in the sky, not with diamonds, but with an asteroid.

Dark matter makes up 85% of the universe, but researchers, including Vera Rubin herself, historically have had a hard time finding it.

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here are all of your questions answered.