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News
Haunting Hubble 'bubble' image captures cosmic cycle of destruction and creation
5+ hour, 39+ min ago (265+ words) A spectacular new Hubble Space Telescope image reveals almost 30,000 newborn stars around an enormous cavity carved into a stellar nursery in a neighboring galaxy. What it is: The nebula LHA 120-N44 Where it is: 160,000 light-years away, in the constellation Dorado When…...
What Is the Cosmic Microwave Background? The Universe’s Afterglow
5+ hour, 53+ min ago (663+ words) The cosmic microwave background is the oldest light we can observe. Here is where it came from, what its tiny patterns reveal, and why it still matters. About 380,000 years after the Big Bang, the expanding universe had cooled enough for…...
Space News: ‘Beyond the limit’ — one million satellites and mirrors in space pose grave threat to the night sky - Lake County News,California
6+ hour, 2+ min ago (1014+ words) LAKE COUNTY NEWS REPORTS A recent European Southern Observatory, or ESO, study has found that current proposals to launch over 1.7 million satellites into orbit, including extremely bright ones, would have “devastating consequences for astronomy.” According to the study, no more…...
A backyard astronomer from Broken Hill has contributed to a world-first space discovery
17+ hour, 3+ min ago (112+ words) From a backyard in Broken Hill, a former mine worker has helped make a world first planetary discovery. Trevor Barry has spent years tracking Saturn from the backyard observatory he built himself. In July 2024, Trevor first noticed something unusual around…...
NASA's Chandra finds 84 mysterious "hypersoft" x-ray objects across 6 galaxies — But what are they?
11+ hour, 6+ min ago (346+ words) NASA’s Chandra X-ray Observatory has spotted 84 mysterious objects across six galaxies that are leaving astronomers with a major question. What are they? The objects give off unusually low-energy X-rays. Yet they also appear to produce powerful ultraviolet radiation. This strange…...
NASA's Hubble Space Telescope reveals giant atmospheric wave around Saturn's South Pole
20+ hour, 35+ min ago (435+ words) Recent observations discovered by NASA's Hubble Space Telescope revealed a giant, evolving, 10-sided atmospheric wave encircling Saturn's South Pole. Nasa said this discovery, called a decagon, is the first time a large regular-sided jet pattern has ever been seen in…...
Andromeda is visible from 2.5 million light-years because the light of hundreds of billions of stars blends together. But an Earth-like planet there would be roughly ten billion times fainter than its own star and separated from it by only about 1.3 microarcseconds—far beyond the direct-imaging ability of any existing telescope.
17+ hour, 9+ min ago (652+ words) Andromeda’s collective glow reaches the naked eye, but an Earth-Sun analogue there would combine a ten-billion-to-one contrast with a 1.3-microarcsecond separation....
Celestron StarSense Explorer DX 130AZ review
1+ day, 4+ hour ago (705+ words) A sharp, wide-field and genuinely portable 130mm reflector whose phone-guided pointing makes star-hopping optional, offering stunning views of the solar system and brighter deep-sky objects. The Celestron StarSense Explorer DX 130AZ is a pretty good telescope if your situation calls for a…...
The Sky Today on Saturday, September 12: Dione skims Saturn’s pole
1+ day, 14+ hour ago (163+ words) September 11: Visit the Deer Lick Group Saturn dominates the southern sky in the early hours after midnight. It’s the brightest point of light here, standing some 50° high around 2 A.M. local daylight time. In addition to its biggest and brightest…...
Help Refine Data from Space Telescopes with Artifact InSPECtor
1+ day, 19+ hour ago (186+ words) How do scientists studying space with data from a telescope hundreds of thousands of miles away know that what they are seeing is real? A new NASA project, Artifact InSPECtor, invites you to find out – and by doing so, to…...