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Stories, updates, insights, and original analysis from The Planetary Society.

A devil on Mars and defenders of Earth

From dust devils and craters on the Martian surface to spots on the Sun, we’re taking a look at everything new and exciting in space science and exploration this week.

Missions to Mars, and exoplanets caught on camera

Everything you need to know about two missions en route to Mars and another gearing up for launch, plus the rest of the week’s space news.

Mars in all its glory, and a planet as hot as a star

Dive into Mars mania and catch up on this week’s space exploration updates.

The Bold Plan to See Continents and Oceans on Another Earth

A group of researchers, backed by NASA funding, wants to use solar sails and the Sun's gravity to capture an image of an exoplanet so sharp we can see continents, oceans, and clouds.

Not a Heart of Ice

Mark Marley explains what planetary scientists mean when they say the word

Pretty Pictures of the Cosmos: Lesser-Known Luminaries

Award-winning astrophotographer Adam Block shares some of his latest images highlighting some hidden gems.

The Skies of Mini-Neptunes

A GREAT QUEST is underway to discover Earthsize worlds in their stars’ habitable zones. Along the way, astronomers have been surprised to learn that the most typical size of planet in our galaxy is one with no counterpart in our own solar system.

Pretty Pictures of the Cosmos: Hidden Gems

Award-winning astrophotographer Adam Block shares of his latest views of our universe.

Pretty Pictures of the Cosmos: Sensational Spirals

Award-winning astrophotographer Adam Block shares some of his latest galactic treasures.

Farewell, Kepler

NASA's Kepler space telescope helped us find our place in the cosmos.

Pretty Pictures of the Cosmos: The Cosmic Ocean

Award-winning astrophotographer Adam Block shares some of his most recent images of our amazing and beautiful universe.

A WIYN-win partnership

NASA and the National Science Foundation are teaming up to observe exoplanets discovered by Kepler and TESS.

An update on the potential habitability of TRAPPIST-1

One year ago, Franck Marchis wrote an article about the remarkable discovery of the TRAPPIST-1 system. Here's an update.

Pretty Pictures of the Cosmos: Hidden in Plain Sight

Award-winning astrophotographer Adam Block shares of his latest work.

Creating a guidebook for Earth's hypothetical twin

Early Earth's atmosphere wasn't a place for humans. Yet the planet had microbial life—something we should keep in mind for exoplanets.

Pretty Pictures of the Cosmos: Snapshots of Chaos

Award-winning astrophotographer Adam Block brings us stunning images of beautifully chaotic scenes across the universe.

This newly discovered Earth-sized planet could harbor life

And it's only 11 light-years away.

This giant, flower-shaped starshade creates an artificial eclipse to see distant exoplanets

Starshade is a proposed flower-shaped spacecraft that can create an artificial eclipse, allowing space telescopes to spot planets orbiting distant stars.

Pretty Pictures of the Cosmos: Waltzing Through the Universe

Award-winning astrophotographer Adam Block brings us more of his stunning images of the universe—this time of cosmic dances through space.

Wonderful potentially habitable worlds around TRAPPIST-1

Scientists have found seven, Earth-size planets orbiting a star just 40 light years away. Three lie in the habitable zone and could have water on their surfaces.

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Space is vast. There's a lot of exploring to do.

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