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  • “Exploration is in our nature.” - Carl Sagan
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Stories, updates, insights, and original analysis from The Planetary Society. 

Io juno oct 2023

Behold, the moon(s)!

With International Observe the Moon Night coming up, there are many moons worth checking out.

Annular eclipse nasa

Syzygy + apogee = majesty

An annular solar eclipse is about to wow the world, and there’s plenty more to get excited about in space science and exploration this week.

Exoplanet K2-18 b

How astronomers search for life on exoplanets

Technologies for studying planets around other stars are advancing all the time. Along with those advancements come new ways to look for possible signs of life on those planets.

The Green Bank Telescope

How do humans try to communicate with aliens?

SETI is the search for extraterrestrial intelligence, using various techniques to look for signals from advanced alien civilizations. METI (messaging extraterrestrial intelligence) is when we send out our own signals for aliens to find.

Jupiter olive

Cosmic cocktail hour

Jupiter looks fit for a martini, and Carl Sagan pairs well with a cosmopolitan. Find out why, and learn about the latest in space science and exploration.

Esa rover sample collection

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.

Earth september equinox

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.

Apollo 14 moon rock

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.

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