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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
How to see newly discovered Comet Nishimura
Comet Nishimura was discovered in August 2023, and is passing close to Earth and the Sun in September. Learn more about it and how to find it.
OSIRIS-REx sample return: What to expect
The spacecraft will drop off its precious samples of asteroid Bennu on Sept. 24, 2023.
See for yourself
See the month’s coolest space pictures, see planets in the night sky, and create the future in space that you want to see.
Moonstruck
Exploring humanity’s long relationship with the Moon.
A lunar saga
How the origins of the Moon could shape the future of human space exploration.
What would happen if an asteroid hit the Moon?
If a large asteroid impacted the Moon, would it cause problems for us here on Earth?
Total solar eclipse 2026: Why it’s worth getting into the path of totality
There's no comparison between a partial solar eclipse and a total solar eclipse.
Éclipse totale de Soleil 2026 : pourquoi cela vaut la peine de se rendre dans la bande de totalité
Il n'y a aucune comparaison possible entre une éclipse solaire partielle et une éclipse solaire totale.
Totale Sonnenfinsternis 2026: Warum es lohnenswert ist, sich auf den Pfad der Totalität zu begeben
Eine partielle Sonnenfinsternis lässt sich nicht mit einer totalen Sonnenfinsternis vergleichen.
Eclipse solar total en 2026: Por qué ir a la zona de totalidad
No hay comparación entre un eclipse solar parcial y un eclipse solar total.
Storms and showers
Mars has storms of dust, while Saturn pours down ammonia rain. Here on Earth, we passed through a debris tail to get a special kind of shower.
Hasta la vista, baby
Terminators abound this week in space, and we’ll be back to Mars if NASA gets the budget it needs.
Are exoplanet 'terminator zones' a lead in the search for life?
Exoplanets with terminator zones are unusual worlds that may challenge our traditional understanding of habitability.
Life on Venus: Your Questions Answered
Is there life on Venus? Was our planetary neighbor ever inhabited? Here are the answers to your most pressing questions about the possibility of alien life on Venus.
That’s a mare
An unusual lunar feature, Saturn’s shining rings, and Mars’ complex gullies.
Speedy spacecraft and pretty pics
Take a look at some of our favorite recent space images and learn about an express mission to Mars.
Searching the skies to keep us all alive
Astronomers around the world are working to protect the Earth from asteroid impacts, with the help of Planetary Society members and donors.
Day and night, it’s all about starlight
This week in space: Mars days almost match up with ours, and light and molecules are created by distant stars.
Vladimir Benishek and the mystique of asteroid research
The Planetary Society Shoemaker NEO Grant winner learned from his mother and grandfather, while also forging his own path.
Why did we need OSIRIS-REx?
How OSIRIS-REx’s samples build upon our knowledge of asteroids and the early Solar System.