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Artist's impression of the exoplanet K2-18b — Did the James Webb telescope really discover aliens? The truth about K2-18b. A study suggesting the exoplanet K2-18b shows potential signs of alien life has been met with skepticism from the scientific community. Here’s the truth about what the James Webb Space Telescope saw.

A white streak of light in the night sky with purple auroras visible in the background — 'White streak' appears over US as China dumps experimental fuel in space A recent launch of China's Zhuque-2E rocket triggered a giant white streak of light to appear above at least seven U.S. states after deploying six satellites into low-Earth orbit. The light show, which was visible in at least seven states, was the result of a "fuel dump," experts say.

An image of the Large Magellanic Cloud with blue, purple, and pink hues — Space photo of the week: Cotton candy clouds shine in one of Hubble's most beautiful images ever The Large Magellanic Cloud, which is visible only from the Southern Hemisphere, has been caught in the crosshairs of the Hubble Space Telescope.

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The view of the northern lights during the "Mother's Day" geomagnetic storm on May 10, 2024 from Cleveland, Ohio.

Powerful Mother's Day geomagnetic storm created radio-disrupting bubbles in Earth's upper atmosphere

By Julian Dossett . published 26 May 25

Researchers have provided some new insights about the powerful geomagnetic storm that flared up last Mother's Day, after a big solar storm hit Earth.

'The Martian' predicts human colonies on Mars by 2035. How close are we?

By Ari Koeppel published 26 May 25

Opinion NASA hasn't landed humans on Mars yet. But thanks to robotic missions, scientists now know more about the planet's surface than they did when the movie was released.

Opinion

Black holes: Facts about the darkest objects in the universe

By Adam Mann published 25 May 25

Discover interesting facts about what black holes are, how they form and what would happen if you fell into one.

Black Holes

US Representatives worry Trump's NASA budget plan will make it harder to track dangerous asteroids

By Monisha Ravisetti . published 25 May 25

During a House Committee on Space, Science and Technology hearing, experts discussed the state of NASA's planetary defense capabilities.

Scientists discover most powerful particle collider in the universe

By Paul Sutter published 25 May 25

Scientists may have discovered the most powerful particle colliders in the universe — and they're strewn throughout our galaxy just waiting to blow.

Astronomy

Space photo of the week: Violent galaxies seen 'jousting' near the dawn of time

By Jamie Carter published 25 May 25

The new image shows one galaxy piercing another with intense quasar radiation. Astronomers likened the violent galaxy collision to a medieval joust.

Astronomy

Aliens: Facts about extraterrestrial life and how scientists are looking for it

By Stephanie Pappas published 24 May 25

Discover interesting facts about where alien life forms are likely to exist, and what they look like.

Extraterrestrial Life

Perseverance rover rolls onto 'Crocodile' plateau on Mars to hunt for super-old rocks

By Mike Wall . published 24 May 25

NASA's Perseverance rover is exploring a new Mars region called Krokodillen, which is thought to harbor some of the oldest and most intriguing rocks on the Red Planet.