Astronomy

Latest about Astronomy

Interstellar comet 3I/ATLAS may be nearly 12 billion years old — so ancient its star system may no longer exist

By Keith Cooper published

Our solar system's famous "invader" might be as old as the Milky Way itself.

Comets
three panel image from left to right showing the x-flare the accompanying CME and the Artemis 2 moon rocket sitting ready on the launch pad.

Powerful X-class solar flare triggers radio blackout ahead of Artemis 2 launch (video)

By Daisy Dobrijevic published

An X1.4 solar flare triggered radio blackouts and launched a fast CME as NASA prepares for its Artemis 2 moon mission.

The Sun

What is the moon phase today? Lunar phases 2026

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 2026.

Reference

Are Saturn's rings made of a lost, shattered moon? New evidence arises for the case

By Sharmila Kuthunur published

New simulations suggest Saturn's rings formed from a shattered moon called Chrysalis, offering clues to the planet's tilt and surprisingly young rings.

Saturn
a colorful ring of wispy gas on a starry background

New portrait of the oldest-known supernova | Space photo of the day for March 27, 2026

By Brett Tingley published

A NASA X-ray telescope has captured a breathtaking portrait of a supernova remnant, revealing unseen features of the exploded star.

Astronomy

Hitting the brakes: Hubble Space Telescope watches doomed comet reverse its spin

By Keith Cooper published

The unprecedented observations of comet 41P/Tuttle–Giacobini–Kresák show its rotation slowing, reversing and then speeding up, and jet-like outbursts of gas might be providing the push.

Comets

Sun storms are powered by a magnetic engine 16 Earths deep, study finds

By Keith Cooper published

The powerful magnetic field belonging to the sun is generated far beneath the visible surface.

The Sun
people in white lab coats look up at a large rectangular telescope sheathed in clear plastic in a large hangar

Rattling the Roman Space Telescope | Space photo of the day for March 26, 2026

By Brett Tingley published

NASA released a new image of its next-generation Nancy Grace Roman Space Telescope undertaking testing to simulate vibrations experienced during launch.

Astronomy
two pale yellow orbs on a black background

Incredible new NASA images reveal Saturn in a new light — and it's all thanks to a telescope team-up from Webb and Hubble

By Samantha Mathewson published

Observations from the James Webb and Hubble space telescopes reveal Saturn's atmosphere and rings in the most detailed view created to date.

Saturn
On the left, a giant orange arc emerges, rising slightly. between that, all the way right, through the middle, seven planets of varying colors and texturs.

These 45 exoplanets may be the best places to search for alien life

By Stefanie Waldek published

A new catalog of potentially habitable exoplanets provides the framework for future observations in the search for alien life.

Exoplanets
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