Solar System
Explore Solar System
Latest about Solar System

The solar system is teeming with 1 million 'alien invaders' from Alpha Centauri
By Robert Lea published
The solar system could be packed with 1 million alien visitors, space rocks shaken away from our cosmic neighbor Alpha Centauri, new research has revealed.

India's Aditya-L1 solar probe watches powerful flare erupt from the sun
By Sharmila Kuthunur published
India's Aditya-L1 spacecraft captured detailed observations of a powerful solar flare last year, helping scientists better understand our star's eruptions.

Geysers on Saturn's moon Enceladus may not come from its underground ocean
By Victoria Corless published
Scientists think geysers on Saturn's moon Enceladus might come from a "mushy" zone of ice along the world.

How fast is Earth moving?
By Doris Elin Urrutia last updated
Earth is moving much faster than it seems.

NASA set to deliver a knock-out PUNCH to mysteries of the solar wind
By Keith Cooper published
A new mission designed to better understand the heliosphere will be the first to map in three dimensions how the solar corona becomes the solar wind.

Watch asteroid 2024 YR4 zoom harmlessly through space after risk of hitting Earth falls to near zero (video)
By Samantha Mathewson published
Observations from the European Southern Observatory's Very Large Telescope helped show that the expected trajectory of asteroid 2024 YR4 poses nearly zero risk of impacting Earth in 2032.

Sun unleashes powerful X-class solar flare, triggers radio blackouts across Pacific Ocean (video)
By Meredith Garofalo published
A strong X-class solar flare erupted from the sun on Sunday, Feb. 23, creating radio blackouts across parts of the Pacific Ocean.

'That's impact probability zero folks!' Earth safe from 'city-killer' asteroid 2024 YR4
By Robert Lea published
The chances of asteroid 2024 YR4 hitting our planet are now zero. Last week, it was the riskiest asteroid to hit our planet since records began.

When will the sun die?
By JoAnna Wendel last updated
Reference Here we explore why our sun won't live forever and what will happen when it finally runs out of fuel.

NASA massively lowers impact risk of 'city-killer' asteroid 2024 YR4 to 1 in 360
By Robert Lea last updated
Breathe a sigh of relief! NASA has dropped the risk of asteroid 2024 YR4 impacting Earth in 2032 to 1 in 360, just days after it became the highest-risk asteroid since records began.
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!