Stories, updates, insights, and original analysis from The Planetary Society.
What does a bear have in common with a megatsunami?
An old image of Mars drives scientific questions today, moons and mini asteroids fuel fascination, and an unexpected ursine figure shows itself.
More worlds, anyone?
The more we search, the more we find. From exoplanets to moons to asteroids, the list of worlds just keeps growing.
Best space pictures of the month: January 2023
A sample depot on Mars and a stunning green comet top this month's space highlights.
By Jove! (Literally)
Jupiter’s moons have always been exciting to explore, and a new era of Jovian moon research is about to begin.
I spy with my technologically enhanced eye
Seeing more with infrared cameras, radar telescopes, and good old-fashioned artistic instincts.
Frost happens throughout the Solar System, creating beautiful views. Learn why and check out the latest in space news.
How to see Comet 2022 E3 (ZTF)
Everything you need to know about Comet 2022 E3 (ZTF) or the "Green comet," which is making its first approach to Earth in 50,000 years.
Creepy Cosmos! Scary space! Petrifying planets!
An especially spooky Halloween edition of The Downlink.
New wonders to behold
New stars are being born, new missions are being conceived, and new discoveries are being made all the time.
Comets: big, beautiful, and surprisingly smelly
Get ready for one of the year’s best meteor showers, caused by one of the many intriguing comets of our Solar System.
Celebrate 61 years of humans in space, and take a look at the latest news from our exploration of the cosmos.
Alone in space, but not lonely
Comet Leonard heads out to roam free in interstellar space, alongside rogue planets, their moons, and maybe even life.
Onward to 2022
Looking back at an amazing year in space, here on Earth and beyond.
Space is always worth the wait
With space missions like JWST and Voyager, decades of development yield decades of discovery.
Who loves the Sun?
Our host star takes center stage, and JWST demands a little more patience.
Do look up!
A comet, an eclipse, a meteor shower, and planets... all are amazing reasons to look up at the night skies.
Making our mark on other worlds
Perseverance’s tracks show where it’s been. You can help decide where we’re going.
Solar System History 101
How did our solar system come to be? Why are the planets, asteroids, comets, and other small worlds where they are now?
Carl Sagan’s wisdom and vision, and how far we’ve come since his time
Even Sagan would be amazed by multitudes we now know our cosmos may hold. Learn more, plus get your scoop on the week’s space news.
Rosetta’s Ancient Comet
Rosetta is a European Space Agency mission with contributions from its member states and NASA. Operating such a complex mission with its 11 instruments and Philae lander is a success story in itself, but Rosetta’s greatest success is the science it delivered.