Solar System

These 'metallic' dunes on Mars look like sci-fi. What are they really?

By Sharmila Kuthunur Published 17 July 26

New images from the European Space Agency's Mars Express orbiter have captured strange-looking waves on the Red Planet.

Smoke from devastating Canada wildfires visible from space | Space photo of the day for July 17, 2026

By Chelsea Gohd Published 17 July 26

Satellites have captured images of the billowing smoke.

Are we underestimating the threat of solar storms? A 'once-in-a-thousand-year' disaster is worth considering, scientists say

By Samantha Mathewson Published 17 July 26

A new study suggests the most extreme solar storms to strike Earth could have greater impacts on satellites, power grids and communications than previously thought.

Astronomers discover landslides on Pluto large enough to bury entire cities on Earth

By Keith Cooper Published 16 July 26

Evidence for landslides down steep crater walls on Pluto have been found in imagery from NASA's New Horizons mission.

Glaciers spotted flowing across the Himalayas from space | Space photo of the day for July 15, 2026

By Chelsea Gohd Published 15 July 26

Glacial ice carves its way downhill.

Honeycomb structures spotted on Mars | Space photo of the day for July 14, 2026

By Chelsea Gohd Published 14 July 26

What could we be looking at?

Moon landings could destroy evidence of life's origins

By Chelsea Gohd Published 14 July 26

"We are trying to protect science and our investment in space."

'Reckless' space-based data centers lack environmental review, drawing criticism

By Chelsea Gohd Published 9 July 26

"Allowing a million orbiting data centers with no environmental review isn’t just irresponsible — it’s reckless."

Take a trip to the turquoise waters of the Bahamas (from space) | Space photo of the day for July 9, 2026

By Chelsea Gohd Published 9 July 26

Can you hear the waves?