The first mission to land on a moon of Mars could launch as soon as Oct. 19, carrying with it a sample collection instrument ...
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 ...
In 1959, Nancy Grace Roman became the first chief of astronomy at NASA. She worked tirelessly to advocate for space telescopes to study the Universe. Her leadership and perseverance paid off with some ...
This year, June 21 marks the summer solstice in the northern hemisphere, the beginning of summer. At this moment in Earth's journey around the Sun, our planet is positioned so that the north pole is ...
On Monday, April 20, 2026, more than 130 space advocates from 34 states and the District of Columbia came to the nation’s capital for The Planetary Society’s annual Day of Action. Over the course of ...
An extinction-level event can be thought of as a sudden, external calamity wiping out a given species. For the dinosaurs, it was the Chicxulub impactor. For NASA’s science program, it very well may be ...
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 ...
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 ...
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Four people are now on their way to the Moon. At 6:35 p.m. EDT on April 1, NASA’s Artemis II mission lifted off from Kennedy Space Center in Cape Canaveral, Florida, sending astronauts on a 10-day ...
Apollo remains the single historical example of a successful human lunar landing program. So, despite the technological and geopolitical changes of the past half-century, there can be value in ...
The print edition of this article was published under the title "Sky wanderers to dominant orbiters" The field of planetary science isn’t often plagued by drama, but there are occasional controversies ...
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