Stars

A stunning image of the supernova remnant Cas A combines visible light images from Hubble with X-ray observations by Chandra. The different colors represent different energies of the light.
Tasting neutrinos: Flavor changing in the cores of exploding stars
Phil Plait
Trending on SYFY WIRE in Stars
Tag: Bad Astronomy
Tag: Supernova
Tag: Science
Tag: Quantum Mechanics
Tag: Sgr A*

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Tag: Gaia
The star cluster that wasn't: How did M73 fool generations of astronomers?
Phil Plait
The “cluster” M73, a collection of a half-dozen or so stars in the constellation of Aquarius. Credit: ALADIN / DSS
Tag: Science
Tag: Bad Astronomy
Tag: Gaia
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Tag: Future
Black dwarf supernovae: The last explosions in the Universe
Phil Plait
Dec 16, 2020
Artwork depicting a black dwarf in the far-flung future; a dead star that was once like the Sun. This is somewhat fanciful; by the time black dwarfs exist all the stars in the Universe should be dead as well. Credit: Baperookamo / Wikimedia Commons / Crea
Tag: Science
Tag: Bad Astronomy
Tag: Future
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Tag: Bad Astronomy
Tag: Gaia
Gaia's map of the sky — with two *billion* stars
Phil Plait
Dec 4, 2020
This is not a photo! It’s an all-sky map of 1.8 billion stars in our galaxy, created from Gaia data showing the stars’ positions, brightnesses, and colors. Credit: ESA/Gaia/DPAC; CC BY-SA 3.0 IGO. Acknowledgement: A. Moitinho
Tag: Science
Tag: Bad Astronomy
Tag: Gaia
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Tag: Nebula
What created this eerie blue eye in space? Stellar cannibalism.
Phil Plait
Nov 18, 2020
GALEX ultraviolet observations of the Blue Ring Nebula (in blue) together with ground-based observations in visible light (pink) finally reveal the true nature of this object: Two stars that merged into one, blowing out a wind shaped like two thick conica
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Tag: Nebula
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Tag: brown dwarf
A blast of radiation reveals a nearby cold brown dwarf
Phil Plait
Nov 10, 2020
Artwork depicting a magnetic brown dwarf; particles moving along the field lines hit the atmosphere and cause it to glow with an aurora. Credit: ASTRON/Danielle Futselaar
Tag: Science
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Tag: Milky Way Galaxy
What do 10 *million* stars look like?
Phil Plait
Oct 28, 2020
A subsection of the survey image (near the center top) shows stars in a cluster near a dense pocket of opaque interstellar dust.
Tag: Science
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Tag: Milky Way Galaxy
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Tag: Math
Want to visit 2 million stars? There’s a shortcut, but you’ll need a warp drive
Elizabeth Rayne
Oct 20, 2020
Milky Way star tour visualization
Tag: Science
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Tag: Bad Astronomy
Tag: Betelgeuse
Don't panic! But Betelgeuse may be 25% closer to Earth than we previously thought
Phil Plait
Oct 16, 2020
Sunset on a planet orbiting Betelgeuse? No, just our own Sun reddened in October 2020 by Colorado wildfires. Credit: Phil Plait
Tag: Science
Tag: Bad Astronomy
Tag: Betelgeuse
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Tag: Exoplanets
Heavy metal planet brings the heat
Phil Plait
Oct 13, 2020
Artwork depicting an ultra-hot Jupiter, a massive exoplanet so close to its star that some of its atmosphere is boiling off. Credit: NASA, ESA, and G. Bacon (STScI)
Tag: Science
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Tag: supermassive black holes
Astronomers get a front row seat to a star getting torn apart by a huge black hole
Phil Plait
Oct 12, 2020
Artwork depicting a tidal disruption event, when a star is torn apart by a black hole. A stream of matter is puller off, forming a disk around the black hole and creating an outflow of high-speed material. Credit: ESO/M. Kornmesser
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Tag: Exoplanets
A second planet for Beta Pic confirmed!
Phil Plait
Oct 5, 2020
Artwork depicting a gas giant planet orbiting around the star Beta Pictoris, still enshrouded in a disk of gas and dust. Credit: ESO/L. Calçada
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Tag: space
Tag: Stars
Earth was rocked by a supernova that possibly brought on the Ice Age 2.5 million years ago
Elizabeth Rayne
Oct 4, 2020
Ice Age
Tag: Science
Tag: space
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Tag: Black Holes
Tag: Quantum Mechanics
See-through stars could be glowing eerily all over space
Elizabeth Rayne
Sep 15, 2020
NASA image of stars
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Magneto's got nothing on this neutron star's record-breaking magnetic field
Jeff Spry
Sep 13, 2020
pulsar
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A triple-star gravitational dance creates ridiculously complex sculptures
Phil Plait
Sep 8, 2020
Observations of the trinary star GW Ori (right) show it’s surrounded by a complex system of gas and dust, depicted in artwork (left) showing tilted rings and warped disks. Credit: ESO/L. Calçada, Exeter/Kraus et al.
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Tag: Stars