Solar System

Latest about Solar System

The illustration shows a cutaway revealing the interior of early Earth with a hot, melted layer above the boundary between the core and mantle.

Mysterious lava puddles in Earth's mantle may hold clues about the origin of life: 'These are not random oddities'

By Stefanie Waldek published

Two perplexing structures deep inside Earth might be ancient remnants of our early planet, and they could hold clues about the origin of life.

Earth
Three images side by side of a tooth-shaped fossil with various colors showing magnetic direction

Scientists discover ancient magnetic fossils of unknown creature with internal GPS

By Julian Dossett published

Also, what the heck is a magnetofossil?

Earth
Close-up video of the Sun, filling the left half of the view, its surface covered what looks like moving, glowing hairs accompanied by some short-lived bright arcs. Protruding to the right, in the centre of the video, is dark material that looks almost feathery, with thin streaks flowing both away from and towards the Sun.

Dark plasma dances over the sun | Space photo of the day for Nov. 26, 2025

By Kenna Hughes-Castleberry published

These images help to unravel the magnetic mechanisms driving the sun's behavior and shaping the space environment throughout the solar system.

The Sun

What is the moon phase today? Lunar phases 2025

By Tariq Malik, Daisy Dobrijevic last updated

Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

Reference
A photo of the moon Enceladus with a blue plume of steam underneath it as it sits in the darkness of space

Icy moons in our solar system may have boiling oceans — but life could potentially still survive

By Charles Q. Choi published

Small icy moons in the outer reaches of our solar system may hide boiling oceans underneath their surfaces, a new study finds.

Solar System
A pink and green aurora is seen in the sky over some pine trees

Satellite data reveals a huge solar storm in 2024 shrank Earth's protective plasma shield

By Samantha Mathewson published

Though it generated beautiful auroras around the world, the Gannon solar storm in 2024 was also a little dangerous.

The Sun
A series of grayscale images showing holes in the surface of Mars where caves have formed

Evidence of ancient life on Mars could be hidden away in colossal water-carved caves

By Keith Cooper published

Skylights, openings in the surface of Mars that descend down into caves, have been found on Mars, along with signatures for the presence of water ice.

Mars
Two white rovers lean over simulated gray lunar dust.

These 2 moon rovers used cameras and lasers to hunt for simulated water ice — and one looks like WALL-E

By Elizabeth Howell published

Two cute rovers recently teamed up in a moon-like facility in search of water, to support future Artemis missions and their astronauts.

The moon
A white blob of ice surrounded by a yellow outline sits in a navy blue ocean

Satellite sees Antarctic ice shrink to 3rd-lowest max ever | Space photo of the day for Nov. 24, 2025

By Kenna Hughes-Castleberry published

This is not good news for the future of our planet.

Earth
A series of four photos, one large one on the right and three stacked on the left showing various dots of comet 3I/ATLAS

NASA reveals new images of interstellar comet 3I/ATLAS from across the solar system: 'It looks and behaves like a comet'

By Monisha Ravisetti published

NASA has pointed its fleet of spacecraft at comet 3I/ATLAS to collect new footage of the interstellar invader. The agency has also said "all evidence points to it being a comet."

Comets
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