One of the most intriguing events of the month is the perihelion — or closest approach to Earth — of Comet 3I/ATLAS on ...

A planet's habitability is determined by a confluence of many factors. So far, our explorations of potentially habitable ...

With a 4% chance of hitting the moon in 2032, an asteroid named YR4’s potential collision course is being monitored by NASA.

Astronomers located hyperactive fast radio bursts to a faint dwarf galaxy orbiting a larger companion 2 billion light-years ...

The Dec 19 close approach of 3I/ATLAS is safe! ESA confirms the interstellar comet is 270 million km away, thanks to a Mars ...

With the interstellar visitor headed for its closest approach to our home planet, NASA has advised people on how to best ...

Since the interstellar comet 3I/ATLAS was discovered this past July — just the third confirmed object to arrive from another star — ...

Astronomers have flagged a distant stellar object so extreme that, on paper, it should not exist. Its mass, brightness and apparent age collide with the limits of current models, forcing researchers ...

NASA is heading into the holidays with long-awaited good news about its next flagship observatory, the Nancy Grace Roman ...

Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.

With temperatures reaching almost 2,000 degrees Celsius on its dayside, LTT 9779 is one of the few known planets in the "hot ...

Photons, for centuries both a puzzle and a tool, continue to help scientists illuminate nature at the smallest and largest ...