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— Dr. Lee De Forest

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Watch the stunning Mars and Regulus conjunction today with this free livestream

Tue, 06/17/2025 - 11:00am
Watch the stunning Mars and Regulus conjunction today with this free livestream
Categories: Astronomy

Roman Space Telescope will use a century-old idea from Einstein to probe the nature of mysterious dark matter

Tue, 06/17/2025 - 10:00am
Get ready for a new Roman Empire: A NASA space telescope will detect a staggering wealth of intricate gravitational lenses that could help unlock the mysteries of dark matter.
Categories: Astronomy

Giant telescope mirror gets a cleaning | Space photo of the day for June 17, 2025

Tue, 06/17/2025 - 9:00am
Staff at the European Southern Observatory have a system to clean the La Silla Observatory's delicate mirrors without breaking them.
Categories: Astronomy