A flash of light emitted by colliding neutron stars has once again altered our understanding of how the Universe works. Analysis of the brief gamma-ray…
The Milky Way’s halo of stars is not the ordered sphere astronomers expected it to be.
Step out of the Milky Way for a moment, and you’ll notice that the bright disk of stars we call home has a strange warp.…
Neutron stars: two variants of the interior – Depending on their mass, neutron stars have a hard or soft core
Surprising differences: Neutron stars may look the same on the outside, but on the inside they are not; there are apparently two fundamentally different types,…
Astronomers found a white dwarf surrounded by planets and with a Kuiper belt
In several billion years, it will stop merging, shrink to a white dwarf, and give off only remnant heat. There he will sit, inactive and…
Black holes: new phenomenon “defies our understanding”
In the past it has had several black holes found. Many of them pose a mystery to the investigation. At least when it came to…
The ridges on Phobos’s surface tell the story of its inner rupture
The ridges on Phobos’s surface tell the story of its inner rupture Grooving in response to Phobos’ tidal orbital decay. (a) Linear depressions traversing the…
Andromeda. A dark stream sheds new light on the life of galaxies
An international team of scientists led by a University of Sydney astrophysicist has discovered evidence that the Andromeda galaxy is a cannibal that grows through…
An international group of astronomers discover a nest of galaxies hidden behind the Milky Way
Located 3,000 million light years away, it contains at least 58 galaxies: they would be linked together by a gravitational anomaly known as the Great…
Saturn’s moon Enceladus is more habitable than previously thought
New research has presented evidence for a key component of life in the subterranean ocean of Saturn’s moon Enceladus. Models indicate that Enceladus’ ocean is…
Mirach is the guide star to 3 galaxies
Here is the Great Square of Pegasus, connected to the Andromeda constellation through the star Alpheratz. People often find the Andromeda Galaxy (M31), the large…