NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

When 3I/ATLAS is closest to the Earth on Dec. 19, all the features that we are looking for will be easier to detect with our ...

This interstellar vagabond is only the third large interstellar visitor that we have ever discovered — an asteroid or comet ...

The search for intelligent life in our galaxy is shifting from abstract speculation to detailed cartography, as researchers ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

How can a galaxy display perfectly defined spiral arms when the Universe had only a little over 10% of its current age? This ...

One key component might be RNA, a molecular cousin of DNA found in every form of life on Earth, and now scientists say they have shown how it could have formed on our planet eons ago. But not everyone ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

One key component might be RNA, a molecular cousin of DNA found in every form of life on Earth, and now scientists say they ...

An ultra-hot rocky exoplanet may be wrapped in a dense atmosphere, defying expectations about what small planets can sustain.

With 3I/ATLAS just days away from making its closest approach to Earth, agencies around the globe are conducting the largest ...

The interstellar comet 3I/ATLAS is making its closest approach to Earth on Dec. 19. Learn about the 'reconnaissance mission' ...