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A mass of plasma at the very top of the Sun rose up from the surface, streamed along, darted back and forth, and finally rose up and broke away into space (Nov. 19-21, 2012). The material was being controlled by strong, yet unseen, magnetic forces that were pulling it in various directions. The images were taken in extreme ultraviolet light.

How AI is helping scientists unlock some of the sun's deepest secrets

By Sharmila Kuthunur published

AI can bridge the growing gap between new and old solar observations and help scientists uncover overlooked aspects of our star's long-term evolution, a new study argues.

The Sun
This James Webb Space Telescope deep-field image shows some of the earliest and most distant galaxies ever seen.

Vast swarms of hidden galaxies may be secretly bathing the universe in a soft glow

By Keith Cooper published

A fog of long-wavelength infrared light could be produced by dusty, star-forming galaxies that have remained hidden — until now, that is.

Galaxies
Illustration of the exoplanet 2M1510 (AB) b’s unusual orbit around its host brown dwarf stars. The newly discovered planet has a polar orbit, which is perpendicular to the plane in which the two stars are travelling.

Scientists discover bizarre double-star system with exoplanet on a sideways orbit (video)

By Robert Lea published

Astronomers have discovered the weirdest planetary system ever seen, consisting of a planet rolling around rare binary "failed star" brown dwarfs at a 90-degree tilted angle!

Exoplanets
An artist's illustration of a dangerous asteroid headed for Earth.

'Planetary defense is knowing what's out there and what could do harm to us.' Meet the scientist who helped build NASA's asteroid response plan

By Leonard David published

A Q&A with Lindley Johnson, a pioneer in blueprinting warning and response scenarios to any potential impact of Earth by an asteroid or comet.

Asteroids
An Earth-like world with a sun-like star in the background is seen in this illustration.

How artificial intelligence is helping scientists hunt for alien Earths

By Keith Cooper published

An AI algorithm designed to look for planetary systems that could host Earth-like, habitable zone planets, has found 44 candidates.

Exoplanets
This image from ESA’s Mars Express spacecraft shows the Acheron Fossae region of Mars. This region shows many signs of past activity, from trough-like ditches and steep cliffs to smooth plains and tall domes formed by volcanism.

New photos from European Mars orbiter show dynamic, volcanic Red Planet terrain

By Julian Dossett published

The European Space Agency just released some new snapshots from its Mars Express orbiter that detail the dynamic terrain of the Red Planet's Acheron Fossae region.

Mars
graphic showing an astronaut sitting on the moon looking at a laptop with earth in the background.

Tax Day in space: How do astronauts pay taxes off Earth?

By Elizabeth Howell last updated

Reference Paying taxes in space is a necessity, no matter where you happen to be visiting. This is what U.S. astronauts and other space fliers can expect.

Reference
An artist's rendering of NOAA's GOES-19 satellite in orbit.

The newest GOES weather satellite in NOAA's fleet is now fully operational (video)

By Meredith Garofalo published

The powerful GOES-19 satellites, one of the most advanced ever built, has taken on a new name.

Earth
A bird flies in front of a NASA symbol on a building.

Elon Musk's DOGE team given 'alarming degree' of access to NASA systems, House Democrats say

By Monisha Ravisetti published

"None of these three individuals possess the slightest background or experience in space policy or government service."

Earth
Solar Orbiter took this image of the sun during its close approach in March 2022. At that time, the spacecraft was closer to the star than the solar system's innermost planet Mercury.

The sun just leaked a huge amount of helium-3 — the rare isotope scientists want to harvest on the moon

By Victoria Corless published

The sun was caught bursting out a huge quantity of helium-3, an isotope that's scarce in our solar system.

The Sun
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