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Why does Mars look purple, yellow and orange in ESA's stunning new satellite image?
By Perri Thaler published
Surprising colors and stunning features are captured in a new image of Mars' surface.

Scientists find new way of spotting invisible 'plasma bubbles' lurking in Earth's upper atmosphere
By Harry Baker published
Researchers in China have developed a way of locating giant "equatorial plasma bubbles" in the ionosphere by analyzing the vibrant airglow that forms above them. The findings could help avoid potential disasters in air travel and emergency response situations.

'City killer' asteroid 2024 YR4 could shower Earth with 'bullet-like' meteors if it hits the moon in 2032
By Harry Baker published
There is currently a 4.3% chance that the giant space rock 2024 YR4 will hit the moon in seven years. If this does happen, debris from the nuclear bomb-like impact could trigger a "spectacular" meteor shower that will endanger Earth-orbiting satellites.

You can see a giant 'hole' shoot across Saturn this summer — and it won't happen again until 2040
By Harry Baker published
There will be several chances to see the shadow of Saturn's largest moon, Titan, pass across the ringed planet's Earth-facing surface over the next few months. The rare spectacle is only visible every 15 years.

Mysterious 'rogue' objects discovered by James Webb telescope may not actually exist, new simulations hint
By Abha Jain published
A new study lends support to the notion that JuMBOs (Jupiter-mass binary objects) discovered by the James Webb Space Telescope in 2023 may be fiction rather than fact.

James Webb telescope discovers its first planet — a Saturn-size 'shepherd' still glowing red hot from its formation
By Ben Turner published
Nestled inside a planetary ring 110 light-years from Earth, a planet spotted by the James Webb telescope is the lightest exoplanet ever detected.

Zombie NASA satellite emits powerful radio pulse after 60 years of silence
By Sascha Pare published
Last year, astronomers detected a powerful burst of radio waves from within our galaxy. Researchers now say it came from NASA's defunct Relay 2 satellite — but they're not sure what caused it.

Sun 'hole' expected to produce intense auroras tonight, potentially visible from 15 US states
By Patrick Pester published
A coronal hole in the sun could result in visible auroras over about 15 U.S. states tonight (June 25), with the Space Weather Prediction Center expecting a moderate geomagnetic storm.
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