A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...

Here's what you need to know about the comet labeled "3I/ATLAS" and how close to Earth scientists believe it will actually ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...

Harvard astronomer Avi Loeb has argued at length that 3I/ATLAS — the third-ever interstellar object ever detected, currently ...

A NASA-backed planetary defense group has reportedly begun efforts to pinpoint comet 3I/ATLAS after it was observed emitting ...

The rare interstellar comet 3I/ATLAS is under intense scrutiny as it passes through the solar system. Spacecraft like Hera, ...

The so-called 'planetesimal belts' are filled with tiny millimeter-sized particles created by collisions between comets. When you purchase through links on our site, we may earn an affiliate ...

Astronomers using the James Webb Space Telescope (JWST) have identified what they describe as the most compelling evidence so far for biological activity beyond Earth. The findings focus on the ...

In a new study, researchers from Penn State and NASA’s Jet Propulsion Laboratory analyzed human deep space communications and found that human transmissions are frequently directed toward our own ...

NASA’s James Webb Space Telescope has determined that a discovery that could be likened to a cosmic crime scene isn’t what astronomers thought: rather than pointing to a star that swelled up to ...