Comets aren't known for being gargantuan, but there are clearly exceptions to that rule. Researchers using the Hubble Space Telescope have spotted the largest known comet to date, C/2014 UN271 (Berna… [+1457 chars]
In this illustration, an asteroid is shown in the foreground in the lower left. The two bright points above it on the far left are Earth (right) and the moon (left). The sun appears on the right. … [+3262 chars]
(From the left) ESA astronaut Matthias Maurer and NASA astronauts Raja Chari, Kayla Barron and Tom Marshburn during a Crew-3 news conference on April 15, 2022. (Image credit: NASA TV) After months l… [+6040 chars]
A special form of light made using an ancient Namibian gemstone could be the key to new light-based quantum computers, which could solve long-held scientific mysteries, according to new research led … [+3000 chars]
An international team of researchers who published a paper in the journal Science in 2016 describing their discovery of an exoplanet with three stars, has now retracted that paper. In their original… [+2341 chars]
Standing on Earth almost 4 billion years ago would have been an incredibly hot, desperately lonely, and very short experience what with there being no oxygen. Now, new research suggests there would h… [+3118 chars]
NASAs third attempt at a modified rehearsal of the Space Launch System (SLS) came to a halt on Thursday when a leak of liquid hydrogen was detected during tanking operations. The space agency is plan… [+2116 chars]
Scott Kelly, NASA From now until early July, the five nearest planets to Earth will slowly join a celestial conga line across the pre-dawn sky. These rare, but not once-in-a-lifetime conjunctions o… [+1815 chars]
A tug-of-war between neighboring stars led to the formation of two strange types of red giant star, as seen in the eyes of a lost telescope. Astronomers reported finding 40 examples of two different… [+3448 chars]
The Mars lander InSight photographed an austere Martian sunrise earlier this week. The probe has called Mars home since 2018 and has taken thousands of images during its time there, while also collec… [+1876 chars]
The image dazzles from a computer screen in the corner of the room: six beams of red-orange light bursting from a luminous Milky Way star. But the most entrancing part of the picture among the publi… [+8646 chars]
Follow the pollen. Records from past plant life tell the real story of global temperatures, according to research from a climate scientist at Washington University in St. Louis. Warmer temperatures … [+3778 chars]
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