NASA's SPHEREx space telescope detected organic molecules coming off comet 3I/ATLAS as the interstellar visitor made its closest approach to Earth in December.

The universe is full of spectacular sights, from aurora on Earth and Jupiter to the solar flares that cause them, to distant ...

Today’s observatories document every pulse and flash in the sky each night. To understand how the cosmos has changed over longer periods, scientists rely on a more tactile technology.

Some of the universe’s biggest changes are already underway, even if no one alive today will see the outcome ...

"Until now, it was unknown what type of star would remain after the merger." ...

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

New data from NASA's Juno orbiter reveals Jupiter is slightly smaller and more 'squashed' than scientists previously thought.

Jupiter is one of the brightest celestial bodies in the night sky, visible almost the entire year, only losing some visibility when the sun brightness gets in the way of our vantage point. But now the ...

"It really shows how much we still have to learn about planets, even in our own solar system." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two planets host very different types of polar vortices, which are huge atmospheric ...

The moon greets Jupiter two days ahead of its full moon phase on Feb. 1. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the ...

Viral social media posts are warning about "exploding trees" during a major winter storm. The phenomenon, known as "frost cracks," is real but trees rarely explode completely. This is unlikely to ...