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Stories, updates, insights, and original analysis from The Planetary Society.
The Downlink
Putting the pieces together
From data to human-forming elements to LEGO pieces, it’s just a matter of putting it all together.
Richard Chute
Charitable deduction updates for 2025 & 2026
Important updates on how U.S. taxpayers can claim deductions on their taxes for charitable contributions.
Kate Howells
"We’re made of starstuff." What does that mean?
Carl Sagan's famous quote is more than just poetic — it's true.
The Downlink
Reflecting and expecting
Looking back on the year in space and anticipating what might come in 2026.
The Downlink
Spooky scary solar storms
For this year’s Halloween costume, try scaring people by dressing as a solar storm.
Ari Koeppel
ESCAPADE launch: What to expect
NASA's ESCAPADE mission will send a pair of twin probes to Mars to study how the solar wind has stripped away the planet’s atmosphere, leaving behind the desolate surface we see today.
The Downlink
Space tech of the past, present, and future
From nostalgia to imagination, space technology reaches into our past, the future, and the present.
The Downlink
Stormy weather
Tornados swirl throughout the Solar System, and NASA-funded researchers face budgetary storms.
Asa Stahl
Promoted on Sunday, Fired on Monday: Inside a NASA Office’s sudden closure
As thousands leave the space agency, two ex-NASA workers give an inside account of how their office was abruptly shut down.
Asa Stahl
4,000 gone: Inside NASA’s brain drain
In exclusive interviews, ex-NASA scientists speak out on the impact of the agency's mass departures.
Jack Kiraly
How to Save NASA Science: A retrospective on the second 2025 Day of Action
The October 2025 Save NASA Science Day of Action was our largest-ever advocacy event. Here's why it mattered.
The Downlink
A good day to save NASA science
The Save NASA Science Day of Action was our largest advocacy event ever, bringing together nearly 300 supporters (and one dog).
Asa Stahl
Our best proof of life on Mars yet? A deep dive into Cheyava Falls
A strange rock on Mars is different from anything we’ve seen before in the search for life.
Casey Dreier
300 space advocates rally in D.C. to Save NASA Science
The Save NASA Science Day of Action drew nearly 300 people from across the United States to Washington, D.C., to promote space science and exploration.
Kate Howells
What is comet 3I/ATLAS?
A roundup of key facts and surprising discoveries about the third known interstellar object.
The Downlink
Mars rock and roll
A Mars rock may hold answers in the search for life, and spacecraft might roll along its surface. Plus, meet the red planet’s Rolling Stones Rock.
The Planetary Society
A biosignature on Mars? Unpacking Perseverance's Cheyava Falls find
An interview with Joel Hurowitz of Stony Brook University, New York, one of the lead scientists involved in the discovery of possible biosignatures on Mars.
The Downlink
Award-worthy and record-breaking
From photographers to science communicators, this week we celebrate some well-deserved wins. Plus, our Day of Action is set to be the biggest ever.
Asa Stahl
Where do 3I/ATLAS and other interstellar visitors come from?
Interstellar interlopers like 'Oumuamua and 3I/ATLAS could be our best bet at exploring other stars.