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The Latest Breaking News from Solar System

City-size, cold-volcano comet transforms into a glowing 'snail shell' after major explosive outburst

Following a massive cryovolcanic eruption, the mysterious Comet 29P/Schwassmann-Wachmann has been morphed into a giant spiral and is now shining 100 times brighter than normal.

LiveScience

Newly visible, city-size 'green comet' will soon be ejected into interstellar space — just like 3I/ATLAS

Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But experts predict it will eventually be thrown out of the solar system forever, just like the "alien" comet 3I/ATLAS.

LiveScience

Could the remains of a 'dead' comet still be in the solar system? Astronomers are still searching 6 years later

The fate of a comet that was predicted to pass close to Earth remains a mystery five years after its dramatic breakup in the inner solar system.

Space

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This Week In Space podcast: Episode 196 — Becoming Martian!

On Episode 196 of This Week In Space, Rod Pyle and Tariq Malik talk with Scott Solomon, Rice Univeristy professor and researcher, about humanity's need to expand its presence into the solar system.

Space

NASA space telescope sees interstellar visitor comet 3I/ATLAS flare up while exiting the solar system

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened during its farewell tour of the solar system.

Space

Comet C/2025 K1 (ATLAS) crumbles apart in stunning new telescope images

The comet broke into pieces after making a close approach around the sun in October 2025.

Space

NASA exoplanet probe tracks interstellar comet 3I/ATLAS to gauge its spin

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

Space

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See February's full Snow Moon rise this weekend next to a glittering star cluster

February's full "Snow Moon" will be at its fullest on Sunday, Feb. 1, and will be best seen at moonrise. It will appear just beneath the Beehive Cluster, one of the closest star clusters to the solar system.

LiveScience

New fear unlocked: runaway black holes

Last year, astronomers were fascinated by a runaway asteroid passing through our Solar System from somewhere far beyond. It was moving at around 68 kilometres per second, just over double Earth’s speed around the Sun.

The Conversation

Astronomers discover the 'growing pains' of teenage exoplanets

"We've often seen the 'baby pictures' of planets forming, but until now, the 'teenage years' have been a missing link."

Space

Watch comet 3I/ATLAS race toward interstellar space in free livestream tonight

3I/ATLAS is the third interstellar visitor ever to visit the solar system having been formed around a distant star.

Space

Comet 3I/ATLAS Farewell: Watch Final Live Stream On January 22 As Interstellar Guest Exits Forever

Watch the final live stream of interstellar comet 3I/ATLAS on 22 January 2026. Join the Virtual Telescope Project to see this rare visitor exit our Solar System forever.

International Business Times UK

Wobbling exoplanet hints at a hidden exomoon so massive it could redefine the word 'moon' altogether

"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring here."

Space

The Last Sighting of Comet 3I/ATLAS Is Streaming — Here's When to Watch

Watch the final livestream of interstellar comet 3I/ATLAS on Jan. 22. Discover viewing details and why scientists debunked alien theories before it leaves our solar system.

International Business Times UK

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International Business Times UK

Avi Loeb Sparks Global Storm With Claim 3I/ATLAS Could Be an Alien AI Lurking in Our Solar System

Harvard astrophysicist Avi Loeb's speculative claim that 3I/ATLAS could be an alien AI probe ignites scientific debate, NASA pushback, and global attention.

Space

What is below Earth, since space is present in every direction?

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our space neighborhood.

International Business Times UK

Mysterious 3I/ATLAS Develops Strange 'Mini-Jets' And Sunward Anti-Tail, NASA Reveals

NASA's SPHEREx and Hubble find mysterious 3I/ATLAS behaving strangely after perihelion. The interstellar visitor's 'mini-jets' defy standard science.

LiveScience

Is there anything 'below' Earth in space?

Earth and its neighbors orbit the sun on a relatively flat plane. But what's below this plane, and is anythign below the Earth?

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Space

Jupiter has more oxygen than the sun, new simulations reveal

Jupiter harbors more oxygen than the sun, a new study finds, giving astronomers a crucial clue about how our solar system's planets formed.

International Business Times UK

New Study Confirms Interstellar Comet 3I/ATLAS Is Made of 'Bizarre' Alien Dust

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a world with a unique chemical recipe.

Space

Say goodbye to Comet 3I/ATLAS! Watch it head for interstellar space in real-time with this free livestream today

3I/ATLAS is heading away from the sun on an escape trajectory from our solar system.

Space

Beneath the ice: Satellites help map Antarctica's subglacial surface like never before

Antarctica's subglacial bedrock was previously one of the least-mapped planetary surfaces in our solar system.

Space

How Mars 'punches above its weight' to influence Earth's climate

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if Mars weren't there?"

International Business Times UK

NASA Scientists Are Tracking A Massive Interstellar Comet Older Than The Solar System

NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old visitor is baffling astronomers now.

International Business Times UK

Rogue Interstellar Comet 3I/ATLAS Unleashes Bizarre Sun-Pointing Streams In Jaw-Dropping Hubble Images

The Hubble Space Telescope has captured startling structures on interstellar comet 3I/ATLAS, narrow, sun-facing dust streams that defy conventional comet models, as researchers publish deep analyses of this rare visitor from beyond our solar system.

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