The Latest Breaking News from Solar System

Which planets are the youngest and oldest in our solar system?

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

LiveScience · Oct 12, 2025

Comet 3I/ATLAS is losing water 'like a fire hose' on full blast, 'rewriting what we thought we knew' about alien star systems

Researchers have discovered that interstellar comet 3I/ATLAS has been shedding water, providing insights into the building blocks of life outside of our solar system and the evolution of interstellar comets.

LiveScience · Oct 9, 2025

3/I Atlas: a rare comet from beyond our solar system is being closely tracked – what can it teach us?

Only the third interstellar comet ever to be seen contains material from other star systems that can be observed close up

The Guardian - UK · Oct 8, 2025

Astrophotographers capture dazzling new views of Comet C/2025 A6 (Lemmon) as it brightens for October skies

See stunning photos of Comet C/2025 A6 (Lemmon) as it brightens ahead of a possible naked eye appearance in mid-October.

Space · Oct 3, 2025

How to discover a planet

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor and his PhD student Didier Queloz, working at the University of Geneva, announced they had detected a planet orbiting…

The Conversation · Oct 3, 2025

Experts discover huge rogue planet growing at fastest rate ever detected

Free-floating planet is consuming gas and dust at a rate of six billion tonnes a second

The Independent UK · Oct 3, 2025

Interstellar comet 3I/ATLAS will be eyed by Mars and Jupiter probes as it zooms past the sun this month

ESA is making use of spacecraft originally dedicated to its Mars and Jupiter missions to track comet 3I/ATLAS as it continues its journey through our solar system

Space · Oct 2, 2025

Newly discovered comet 'Lemmon' may be visible to the naked eye this month — but it will look more like a lime

Comet Lemmon, discovered earlier this year, will make a close approach to Earth later this month, giving skywatchers the chance to see its surprising lime-green glow.

LiveScience · Oct 2, 2025

James Webb telescope spies a 'farting' dwarf planet with fluorescent gas in the outer solar system

New observations suggest that the dwarf planet Makemake is surrounded by faintly glowing methane gas. Scientists are unsure if the gas is contained within a wispy atmosphere or being ejected into space.

LiveScience · Sep 30, 2025

A tiny Apollo 17 moon rock is unlocking a secret lunar history

A moon rock brought back over 50 years ago by the Apollo 17 mission has been connected with the birth of the Sea of Serenity — if true, it means the lunar mare formed hundreds of millions of years earlier than thought.

Space · Sep 26, 2025