Explore Worlds
Find Life
Defend Earth
All
All
Sun
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
Your guide to rings of the Solar System
Tour the rings of Jupiter, Saturn, Uranus, and Neptune, plus asteroids, a dwarf planet, and an exoplanet.
It’s a team effort
Robots, scientists, citizens, and artists team up to explore the Cosmos in this week’s Downlink.
A space smorgasbord
Sample the best tidbits from space exploration this week, including news from across the Solar System and beyond, and personal insights from leaders of exploration.
How do planets get rings?
The planets in our Solar System show that no two ring systems are exactly alike.
Flawed Beauties
More examples of imperfect--but tantalizing--images from deep space.
Through a Glass, Darkly
When sent from deep space, even imperfect images can inform and amaze.
A Tale of Two Posters: Sediment on Mars and Searching Jupiter's Rings
A close look at two international planetary science poster presentations from the 2013 AGU Fall Meeting featuring sediment experiments to better understand Martian geomorphology and Juno's plans for exploring Jupiter's ring system.
A serendipitous observation of tiny rocks in Jupiter's orbit by Galileo
A look at an older paper describing Galileo's possible sighting of individual ring particles orbiting Jupiter as companions to its inner moon Amalthea.
Report #1 from the New Horizons Science Team Meeting
The New Horizons science team is meeting this week. Ted Stryk was invited to attend the meeting, and he sent the following notes from the first day.
The Phoebe ring
Last week, planetary astronomers Anne Verbiscer, Michael Skrutskie, and Doug Hamilton published a paper in Nature succinctly titled