A recently discovered type of stellar explosion might fit right in among the spectrum from regular supernovae to massive gamma-ray bursts. The post Cocoons Around Dying Stars Could Explain New Type of Stellar Explosions appeared first on Sky & Telescope.
Read MoreTag: Stellar Science
Pulsar Shoots 7-light-year-long Phaser Blast
Nature proves truth is still stranger than fiction: A pulsar has shot energetic particles in a thin, straight line that extends for light-years into space. The discovery might explain how antimatter makes its way to Earth. The post Pulsar Shoots 7-light-year-long Phaser Blast appeared first on Sky & Telescope.
Read More“Closest Black Hole” Doesn’t Exist, After All
Astronomers combined forces to confirm that a black hole proposed to lie a mere 1,000 light-years away isn’t really there. The post “Closest Black Hole” Doesn’t Exist, After All appeared first on Sky & Telescope.
Read MoreFast Radio Burst’s Unlikely Home Puzzles Astronomers
Astronomers have found a fast radio burst — presumably a flash from a young stellar remnant — amongst the ancient stars of a globular cluster, challenging ideas about what produces these enigmatic flashes. The post Fast Radio Burst's Unlikely Home Puzzles Astronomers appeared first on Sky & Telescope.
Read MoreProtostar Companions in Orion
How are stars born? One of the best places to test ideas about stellar birth is in Orion. The post Protostar Companions in Orion appeared first on Sky & Telescope.
Read MoreA Star Where It Shouldn’t Be
There’s a massive star in our galaxy’s halo, far away from the usual star-forming haunts. How did it get there? The post A Star Where It Shouldn't Be appeared first on Sky & Telescope.
Read MoreExploring a Magnetospheric Origin for Fast Radio Bursts
Astronomers are starting to close in on the origins of fast radio bursts — powerful, fleeting flashes of radio waves seen at extragalactic distances. The post Exploring a Magnetospheric Origin for Fast Radio Bursts appeared first on Sky & Telescope.
Read MoreThe Flames of Orion and a Supergiant Star’s End
Astronomers watch starbirth and stardeath, capturing a unique view of a stellar nursery and witnessing a supergiant’s supernova. The post The Flames of Orion and a Supergiant Star's End appeared first on Sky & Telescope.
Read MoreStellar Remnant at the Core of Mysterious Flash Dubbed “The Cow”
Astronomers have identified the origin of a mysterious flash that occurred three years ago. The post Stellar Remnant at the Core of Mysterious Flash Dubbed "The Cow" appeared first on Sky & Telescope.
Read MoreDid Astronomers Spot a Black Hole in Another Galaxy? Maybe Not
Astronomers might have spotted a stellar-mass black hole in another galaxy — but not everyone agrees with what they found. The post Did Astronomers Spot a Black Hole in Another Galaxy? Maybe Not appeared first on Sky & Telescope.
Read More