Combining the way that massive galaxies and galaxy clusters bend space and magnify our view of the distant universe with ...

The game-changing Vera Rubin Observatory will collect more astronomical data in its first year than all other telescopes ...

This might sound like an obvious thing for a professional stargazer to say. But astrophysicist Federica Bianco was reacting ...

The solar system’s largest and smallest planets meet in the evening sky, standing 2° apart shortly after sunset.

When people think of meteor showers, they often picture themselves reclining under a star-filled sky and watching fleeting ...

As the bright star Regulus and the Beehive Cluster shine close by. The moon will appear to skip over Mars between the nights ...

New research suggests that Jupiter, the largest planet in our solar system, was once even bigger—about twice its current size—and had a magnetic field 50 times stronger than it does today. This ...

The Moon passes 5° north of Jupiter at 9 A.M. EDT. Just six percent illuminated by this evening, you can try to spot the young crescent Moon hanging above the gas giant in the western sky after sunset ...

Jupiter and its four planet-size moons, called the Galilean satellites, were photographed in 1998 ... Adams, 20 May 2025, Nature Astronomy.

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.