hubble space telescope
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‘An Exciting Challenge’: NASA Plans Rare Repair Spacewalk to Fix Busted Telescope
NASA is preparing to send astronauts on a spacewalk to repair a telescope mounted on the exterior of the International Space Station (ISS). The repair involves installing patches to eliminate unwanted sunlight leaking into the instrument. NICER (Neutron star Interior Composition Explorer), an X-ray telescope the size of a washing machine, launched to orbit in…
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Webb Spots Second Ancient Supernova in Gravitationally Lensed Galaxy
Last month, astronomers focused the Webb Space Telescope on the galaxy MRG-M0138 and found something surprising: a supernova in the ancient universe, magnified for your viewing pleasure by the gravitational lensed galaxy. When stars die, they release a huge amount of energy which astronomers can observe as a bright light source called a supernova. The…
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The Best Space Images of 2023
Space is an inky black yonder… but for the countless light sources that pepper the billions of light-years that human instruments can see. Thanks to ground-based telescopes and observatories parked millions of miles from Earth, 2023 has been a terrific year for space imagery. Astronomers captured fascinating new views of globular clusters, star systems, and…
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16 Iconic NASA Photos That Changed Everything
NASA has produced thousands of images over its illustrious 65-year history, but some images have had a far greater impact than others. Among this vast portfolio, certain images stand out for having reshaped our understanding of space and our place within it, capturing moments that have both ignited the collective imagination and further driven our…