When asteroids travel too close to white dwarfs, the dense remnants of stars that have exhausted their nuclear fuel, powerful ...

TUCSON, Ariz. — Planetary Science Institute Senior Scientist and Senior Education and Communications Specialist JA Grier (ee/em/eir) has advanced to the position of chair of the American Astronomical ...

PSI is launching The Art of Discovery evening lecture series, and we’d love for you to join us for our inaugural event on Friday, October 23! This series will bring scientists, space enthusiasts, and ...

Impacts can carve out large craters because the mass and velocity of the impactor work together to shatter the landscape in much the same way as the mass and ...

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Are you ready to see pieces of comet potentially light up the evening sky? The Draconid meteor shower is coming October 6-10 and peaking on the night of Oct 8th (and into October 9th). In the evening ...