NASA has taken a bold step in the search for alien life beyond Earth. The space agency announced the selection of seven ...

A solar conjunction occurs as Venus' orbit carries it into alignment with the sun and Earth. Venus will align with the sun ...

Dracula's Chivito is the largest protoplanetary disk ever observed circling a young star, located at a distance of 1,000 ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

The central question posed by 3I/ATLAS is not whether life exists elsewhere in the universe, but how many worlds similar to ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for ...

"It represents a major step forward in how we think about the search for distant worlds capable of hosting life." When you purchase through links on our site, we may earn an affiliate commission. Here ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system? When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Just decades after the first exoplanets were identified, our database of the distant worlds—monitored by the NASA Exoplanet Science Institute—has breached a new threshold. Now, astronomers have ...

The three missions launched on a SpaceX Falcon 9 rocket the morning of September 24. NASA A SpaceX launch early Wednesday morning sent a trio of spacecraft toward a destination almost one million ...

Earth may already be broadcasting its presence to alien civilizations without realizing it. A new study shows that our deep-space transmissions, especially those aimed at Mars and interplanetary ...

There are gas giant planets bigger than Jupiter, and extremely hot planets that orbit so close to their stars that a year lasts just a few days. There are ocean worlds, and many moons and bodies that ...