Megaprojects' like huge solar farms could be visible from great distances.

Add Yahoo as a preferred source to see more of our stories on Google. This image of interstellar comet 3I/ATLAS was captured by the Hubble Space Telescope’s Wide Field Camera, July 21, 2025. (photo ...

NASA has introduced the Roman space telescope, set to launch in September, aimed at exploring planets beyond our solar system ...

NASA has uncovered major new clues on Mars that could point to alien life. The space agency’s rover has found chemicals on ...

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

The mysterious space rock that passed through our solar system grew significantly brighter as it left, according to scientists. Researchers say Comet 3I/ATLAS, suggested to be a hostile alien ...

NASA Administrator Jared Isaacman told CNN's Jake Tapper the odds are "pretty high" that aliens are real during an interview on State of the Union on Sunday. The post NASA Chief: Odds Are ‘Pretty High ...

SALT LAKE CITY — The first thing to know about potential alien invaders is that the U.S. Government no longer classifies them as unidentified flying objects. That sounds too scary. They are classified ...

Come for the 12-hour campaign, stay for the co-op mode all about becoming the ultimate alien killer The object of the game is to use your space ship to pick up cargo from one side of the screen and ...