Mercury reaches its greatest elongation, 26 degrees east of the sun on July 4. From latitude 40 degrees north, the ...

A new paper from Harvard's sometimes controversial physicist Avi Loeb has suggested that if we want to find advanced alien ...

In a stellar nursery 460 light-years away, astronomers sharpened old ALMA data and spotted crisp rings and spirals swirling ...

Micrometeorites are thought to shower down on planets throughout the universe, so the discovery that they help protocells ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Most disks observed were about 30 astronomical units wide, roughly 30 times the Earth-Sun distance. The presence of intricate structures in such early systems implies a parallel evolution of infant ...

Venus continues to be the “Morning Star” in the east before dawn, albeit it has become dimmer — but still bright — as it ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

If you looked at the churning clouds near Jupiter’s pole, they appear like ocean currents on Earth — as if you’re looking at ...

Detecting exoplanets is one thing, but imaging them is another thing entirely. Astronomers can detect them by the way they ...

The Guardians of the Galaxy movies were full of exotic and alien planets that look cooler than anything we’ll ever have on ...

Zooming in on 78 disks in the Ophiuchus star-forming region, scientists saw hitherto undiscovered structures around young ...