Missing: a large and unstable blue star
Even the Very Large Telescope can’t find it now.
A massive and unstable star is missing from a dwarf galaxy, and astronomers are intrigued.It may just have become...
star
-
-
Watching on as Betelgeuse dims
But don’t hold your breath waiting for an explosion.
Astronomers have captured new images of the unprecedented dimming of Betelgeuse, a red supergiant star in the constel...
-
Partner Content
Star flung across the galaxy
Milky Way’s supermassive black hole is the culprit.
A star travelling through the Milky Way at more than six million km/h has been discovered by a team of international ...
-
Hyper-fast star ejected by supermassive black hole
Astronomers see first demonstration of the ‘Hills mechanism’.
Astronomers have discovered a star travelling at more than six million kilometres an hour through the Milky Way after...
-
Star gas, heading fast out of Dodge
Hubble captures fast-moving ejecta.
This picture, taken by the Hubble Space Telescope, operated jointly by NASA and the European Space Agency (ESA), can ...
-
Using Einstein's theory to weigh a star
Einstein predicted distant stars could be weighed using gravity.
Gravity of a white dwarf star warps space and bends the light of a distant star behind it. Credit: NASA, ESA, and A. ...
-
An old star learns new tricks
The pulse of a white dwarf has astrophysicists questioning what we thought we knew about the life...
When textbooks are proven wrong, we scientists can’t help but celebrate. So let’s raise a glass to the white dwarf! W...
-
Throw your arms around me
Two sweeping spiral arms extend more than 10 billion kilometres from their host star.
B. Saxton (NRAO / AUI / NSF); ALMA (ESO / NAOJ / NRAO)This image, captured with the Atacama Large Millimetre/submilli...
-
Hot born-again star spotted quickly cooling off
Astronomers have watched as SAO 244567 cycled through hot and cool phases in just a few decades.
The Stingray nebula harbours the fast evolving star SAO 244567. Astronomers have watched the star turn up the heat an...
-
Young star caught cooking up planets
Astronomers peered at a young star and, for the first time, saw the earliest stages of planet for...
This image compares the size of the Solar System with HL Tauri and its surrounding protoplanetary disc. Although the ...
-
Galactic ghosts
Floating, seemingly serenely, in the vastness of interstellar space are numerous ethereal clouds ...
T.A. Rector/U. Alaska Anchorage/ H. Schweiker/WIYN/NOAO/AURA/NSF Taking flightGiven the variety of strange ...
-
The strange case of the speeding supernovae
What causes a star to zoom across space and then explode? Belinda Smith explains.
A merging galaxy, also known as NGC 6240. It is believed that rogue exploding supernovae can be flung out of these m...