Asteroids are the ancient remnants of our solar system's birth, rocky fragments that never formed into planets. Most of these ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

High-speed protons and electrons, also known as solar energetic particles (SEPs), were observed by spacecraft not only between the sun and Earth, but as far away as between Earth and Mars!

Tianwen, which means "questions to heaven," is the name given to China's program of robotic Solar System exploration. Tianwen ...

Earth has been treated to a handful of dazzling light shows in the skies recently, including last month's display of the northern lights viewable not only from most states in the U.S. but across ...

Mars lacks a protective magnetosphere and is cocooned in thin air that is roughly one-percent of the thickness of Earth's atmosphere ... A strong solar flare flung X-rays and gamma rays at ...

The solar storm, which erupted on 28 October 2021, was spread over such a wide area that Mars and Earth – while on the ... Russians warn Powerful ‘X-class’ solar flare from rapidly growing ...

Planetary scientists recently simulated an alternate version of our solar system: one with a super-Earth causing climate chaos on Earth, Mars and Venus. If our solar system had a super-Earth ...

Within recent months, there has been a spike in solar activity, such as X-class ... to face Earth. Then, that sunspot cluster rotated in the direction of Earth’s cosmic neighbor: Mars.

Just recently, for example, one of its many onboard cameras captured some remarkable footage of a solar eclipse ... (3,475 kilometers) of Earth’s moon. NASA’s Mars rovers have been capturing ...

such energetic particles were simultaneously observed on the surfaces of the Earth, moon and Mars after a solar outburst. This raised important concerns. "Space radiation can create a real danger ...