February: it’s a short month, and it’s also relatively short on stargazing highlights. Still, patient stargazers will be rewarded with a memorable planetary alignment. And for those readers joining us ...

Jupiter, king of our Solar System’s planets, continues to dominate the night sky in February.  Lying inside the zodiac constellation Gemini (twins), which sits well up in the eastern sky, it is the ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

An exoplanet called HD 137010 b might be the closest thing astronomers have ever seen to “Earth 2.0.” The trouble is that ...

Read an excerpt of this deep-space mystery from the prolific writer of 'Whalefall' and 'Angel Down.' ...

Satellite images reveal activity at two Iranian nuclear sites, suggesting that Tehran may be obscuring its efforts to salvage ...

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

The James Webb Space Telescope has confirmed the most distant, early galaxy in the known universe. The new contender, MoM-z14, is visible just 280 million years after the Big Bang.