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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
The Psyche launch and its journey to a metal world: What to expect
The Psyche spacecraft is scheduled to blast off on a SpaceX Falcon Heavy rocket on Oct. 13.
With an eye to the future
Mars Sample Return’s future depends on what we do now. NIAC’s projects are very future-forward. And in many ways, the future is already here.
The boy who named Bennu is now an aspiring astronaut
The Planetary Society spoke to Mike Puzio, who won our "Name that asteroid!" contest back in 2013.
Por qué contemplar eclipses parciales merece la pena
Los eclipses parciales son los eclipses solares más comunes. Aquí te explicamos por qué y por qué vale la pena salir a mirar al cielo (de forma segura).
Pourquoi les éclipses partielles méritent d’être observées
Les éclipses partielles sont les éclipses solaires les plus fréquentes. Voici pourquoi c’est le cas et pourquoi il vaut la peine de sortir et de lever les yeux au ciel (en toute sécurité).
Warum Partielle Sonnenfinsternisse sehenswert sind
Partielle Sonnenfinsternisse sind die am häufigsten zu beobachtende Form der Sonnenfinsternis. Hier erfahren Sie, warum das so ist und warum es sich lohnt, hinauszugehen und (sicher) nach oben zu schauen.
Why partial eclipses are worth seeing
Partial eclipses are the most common solar eclipse to see. Here's why that is, and why it's worth going out and (safely) looking up.
OSIRIS-REx returns sample from asteroid Bennu to Earth
The sample capsule parachuted to a landing at the Department of Defense’s Utah Test and Training Range southwest of Salt Lake City.
Equinox and equilux
Celebrate today’s equinox, but be sure to check when your location’s equilux takes place. And there’s lots to celebrate about this year’s Day of Action.
What is an annular solar eclipse?
An overview of annular solar eclipses, how they work, what they're like to experience, and how to view one safely.
Want to experience the 2024 total solar eclipse? Here are some tips.
We asked two eclipse chasers for tips on how to plan your big moment in the Moon's shadow.
The Day of Action returns to Capitol Hill
Planetary Society members traveled to Washington, D.C., in September 2023 to advocate for the future of space science and exploration.
Lost and found
Some things are lost — Moon rocks, Io’s water, even (briefly) the Sun’s light — but what we find in space is so much greater.
A guide to eclipse vocabulary
A list of useful words and terms relating to lunar and solar eclipses.
Lista de verificación sobre qué esperar durante el eclipse solar total de 2026
Infórmese con antelación sobre qué esperar y prepárese para presenciar un espectáculo cósmico sin igual en la naturaleza.
Eine Checkliste für die totale Sonnenfinsternis 2026
Informieren Sie sich im Voraus, was Sie erwartet, und seien Sie darauf vorbereitet, ein kosmisches Spektakel zu erleben, das in der Natur seinesgleichen sucht.
Guide pratique pour savoir à quoi s'attendre lors de l'éclipse totale de Soleil de 2026
Renseignez-vous à l'avance sur ce à quoi vous attendre et préparez-vous à être témoin d'un spectacle cosmique sans égal dans la nature.
Cometary sights and sounds
Discover what causes a comet’s color and what it might be like to listen to one whiz by.
A checklist for what to expect during the 2026 total solar eclipse
Know what to expect ahead of time, and be prepared to experience a cosmic spectacle like nothing else in nature.
Are your solar eclipse glasses safe?
A guide to how to make sure your solar eclipse glasses are safe and certified, plus tips on what to do — and what not to do — if you want to experience an eclipse without glasses.