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After a month of no answer, NASA will try hailing its silent MAVEN Mars orbiter today

MAVEN was built to last in orbit until 2030 — that's not looking likely anymore.
PRIMETIMER

NASA’s TESS spots interstellar comet 3I/ATLAS as it exits the solar system

NASA’s TESS spacecraft tracked interstellar comet 3I/ATLAS in January, capturing data on its motion, brightness, and rotation before it left the solar system ...

NASA plans a mission to study the Sun’s magnetic heart and its hidden storms

NASA has selected a proposed solar mission for further study as part of its Small Explorer programme, extending early design work rather than approvin.

NASA Scientists Are Tracking A Massive Interstellar Comet Older Than The Solar System

NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old visitor is baffling astronomers now.