President Trump is holding onto a speech detailing extraterrestrial life and spaceships, according to his daughter-in-law Lara Trump, who said the president is waiting for the right time to deliver it ...

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

Barack Obama sparked a debate after seeming to confirm aliens are “real” on a podcast. The comment came as Congress continues ...

American astrophysicist and science communicator Neil deGrasse Tyson, and English physicist, science communicator, and musician Professor Brian Cox have given the world their thoughts on interstellar ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

WASHINGTON (Reuters) -NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a comet probably even older than our solar system, as U.S.

An astrophotograph of the interstellar comet known as 3I/ATLAS highlights its green coma and a wandering blue-tinted ion tail. (Copyright Victor Sabet and Julien De ...

Area 51 is a U.S. Air Force Base in Nevada, and has long been the subject of conspiracy theories stemming from the belief that the U.S. government keeps evidence of alien contact on site, including ...