Stars

Artwork depicting DS Tuc Ab in silhouette in front of its host star. Credit: M. Weiss
Can there be a well-behaved infant on a plane? Difficulty: Not an airplane. Also, it's an exoplanet.
Phil Plait
Trending on SYFY WIRE in Stars
Tag: Bad Astronomy
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Tag: Hubble Space Telescope
Tag: Exoplanets
Tag: supermassive black holes

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The Question Mark Nebula
Phil Plait
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NGC 7822, aka The Question Mark Nebula. Credit: Adam Block /Steward Observatory/University of Arizona
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Mea culpa: Betelgeuse and its dusty convective pulsations
Phil Plait
Mar 2, 2020
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An infrared image of Betelgeuse shows it's surrounded by a vast cloud of gas with copious amounts of silicates and alumina. Credit: ESO/P. Kervella
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Does our galaxy's huge black hole have a little black hole buddy?
Phil Plait
Feb 26, 2020
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Artwork depicting two black holes orbiting each other. Credit: LIGO/Caltech/MIT/Sonoma State (Aurore Simonnet)
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No supernova for you: Betelgeuse is brightening again right on schedule
Phil Plait
Feb 24, 2020
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A simulation of the physical conditions inside Betelgeuse predict what the surface looks like, given hot gas rising, cooling, and falling back inside. Credit: Bernd Freytag
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Betelgeuse's shenanigans just got weirder: Only *part* of it is dimming
Phil Plait
Feb 14, 2020
A new extremely high-resolution image of the star Betelgeuse shows its actual disk in December 2019. It appears to be dimmer in its lower half, which is likely tied to its recent dimming to less than 40% of its normal brightness. Credit: ESO/M. Montargès
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Exoplanet smashup: The very weird dust disk around BD +20 307
Phil Plait
Feb 13, 2020
Artwork depicting the recent collision between two planets in the BD +20 307 binary star system, which created a thick disk of dust around the stars. Credit: NASA/SOFIA/Lynette Cook
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Astronomers find a star dive-bombing our galaxy's supermassive black hole
Phil Plait
Feb 12, 2020
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A simulation showing the positions and orbits of stars orbiting the supermassive black hole in the center of the Milky Way. Credit: ESO/L. Calçada/spaceengine.org
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Star clusters can disrupt planetary systems, tossing planets into black holes
Phil Plait
Feb 11, 2020
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Artwork of a black hole in the final stages of devouring a star. In globular clusters, they may eat rogue planets as well. Credit: NASA/JPL-Caltech
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Where does the interstellar comet 2I/Borisov come from?
Phil Plait
Jan 20, 2020
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Ross 573 (arrowed), a red dwarf star, may be the home for the second known interstellar visitor to our solar system, the comet 2I/Borisov. Credit: SIMBAD/Aladin/DSS
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Weird dust clouds orbiting our galaxy’s central black hole may be weirder than we thought
Phil Plait
Jan 16, 2020
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Artwork depicting dust clouds with stars embedded in them orbiting Sgr A*, the supermassive black hole in the center of the Milky Way. Credit: Jack Ciurlo
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A globular cluster for the new year: M22
Phil Plait
Jan 1, 2020
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Detail of Hubble image of the globular cluster M22. Credit: ESA/Hubble & NASA
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Don’t panic! Betelgeuse is (almost certainly) not about to explode
Phil Plait
Dec 24, 2019
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An image of Betelgeuse in millimeter wavelengths shows a huge hotspot in its atmosphere caused by hot gas rising from its interior. Blobs like this can change the star’s brightness considerably. Credit: ALMA (ESO/NAOJ/NRAO)/E. O’Gorman/P. Kervella
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Across the Universe, it's the normal galaxies doing all the star-making work
Phil Plait
Dec 18, 2019
130 hours of MeerKAT observations in radio wavelengths yielded an image of tens of thousands of normal galaxies at distances of billion of light years. Credit: SARAO; NRAO/AUI/NSF
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A billion years ago the Milky Way had a huge burst of star birth
Phil Plait
Dec 17, 2019
The central region of the Milky Way surveyed in GALACTICNUCLEUS, an infrared study of over 3 million stars. Credit: ESO/Nogueras-Lara et al.
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So, about that 'too massive' black hole… yeah, not so much.
Phil Plait
Dec 11, 2019
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Artist’s depiction of a blue star orbiting a black hole… except this depiction for the purported 70 solar mass black hole is incorrect. That gas orbits the whole system. Credit: Jingchuan Yu / Beijing Planetarium (modified by Phil Plait)
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