telescope
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The Hubble Telescope Just Sized Up an Earth-Sized Exoplanet
The Hubble Space Telescope last week ogled an exoplanet passing in front of a star in a triple system, revealing the nearby world’s mass. The world is named LTT 1445Ac, and it was discovered in 2022 by NASA’s Transiting Exoplanet Survey Satellite (TESS). The world orbits a red dwarf star (one in a set of…
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Hackers Force Shutdown of Two Key Astronomical Observatories
The International Gemini Observatory, a key player in global astronomical research, has temporarily halted astronomical operations following a cyberattack. The culprits and their motives remain unknown. The computer hack, which took place on the morning of August 1, led to the suspension of the Gemini North and South Telescopes, as detailed in an August 24…
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NASA Reveals Tantalising Details About Webb Telescope’s Successor
NASA officials disclosed information about a planned next-generation space telescope, the Habitable Worlds Observatory, during a recent session of the American Astronomical Society,
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The First Photograph of the Entire Globe: 50 Years On, Blue Marble Still Inspires
December 7 marks the 50-year anniversary of the Blue Marble photograph. The crew of NASA’s Apollo 17 spacecraft – the last manned mission to the Moon – took a photograph of Earth and changed the way we visualised our planet forever. Taken with a Hasselblad film camera, it was the first photograph taken of the…