The first mission to land on a moon of Mars could launch as soon as Oct. 19, carrying with it a sample collection instrument ...

Japan’s Martian Moons eXploration (MMX) mission aims to bring back the first-ever samples from Phobos, a moon of Mars, to explore what the Solar System was like shortly before life arose on Earth. MMX ...

Below is a list of selected NASA science missions facing severe budget cuts or termination in the upcoming fiscal year. These proposals are from the White House and are not supported by Congress, ...

The next chapter in Mars and exoplanet exploration. Accelerate progress in our three core enterprises — Explore Worlds, Find Life, and Defend Earth. You can support the entire fund, or designate a ...

The Planetary Society's political advocacy program educates and encourages policymakers to invest in space science and exploration. It enables and requires the participation of tens of thousands of ...

Research has shown that in-person constituent meetings are the most effective way to engage elected officials on topics like space exploration. If you believe in a future of space, this is the way to ...

The projects receiving this year's grants include a Solar System shadow-tracker, a new telescope tool, and an asteroid database The Planetary Society has supported innovative science and technology ...

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This is your one-stop space exploration and astronomy calendar for 2026: from mission launches and space exploration milestones to celestial events and exciting changes in our Solar System, it’s all ...

Only days after NASA launched astronauts to the Moon for the first time in decades, the White House’s budgeting office announced a plan to reduce NASA’s workforce by thousands and cancel over 50 NASA ...

On Feb. 15, 2013 at 9:20 a.m. local time, residents of the city of Chelyabinsk, Russia, witnessed something few humans ever have: an asteroid exploding in the atmosphere. The event was well-documented ...

Sometime between now and the end of the year, a giant stellar explosion is likely going to shine in the night sky. This blast, called a nova, is expected to be so bright that it will be visible even ...