(PhysOrg.com) -- The phenomenon of time dilation is a strange yet experimentally confirmed effect of relativity theory. One of its implications is that events occurring in distant parts of the universe should appear to occur ...
An international team of astrophysicists led by a Johns Hopkins University scientist has for the first time witnessed a star being swallowed by a black hole and ejecting a flare of matter moving at nearly the speed of light.
Astronomy
Nov 26, 2015
19
8884
Planet Nine—the undiscovered planet at the edge of the Solar System that was predicted by the work of Caltech's Konstantin Batygin and Mike Brown in January 2016—appears to be responsible for the unusual tilt of the sun, ...
Astronomy
Oct 19, 2016
19
8303
Centaurs are minor planets believed to have originated in the Kuiper Belt in the outer solar system. They sometimes have comet-like features such as tails and comae—clouds of dust particles and gas—even though they orbit ...
Astronomy
Oct 28, 2020
1
10634
A group of researchers from the Instituto de Astrofísica de Canarias (IAC) has clarified a 2018 mystery in the field of extragalactic astrophysics: The supposed existence of a galaxy without dark matter.
Astronomy
Jun 3, 2019
25
4841
Voyager 1 has a companion in the realm of the stars.
Astronomy
Nov 4, 2019
24
66129
Researchers at the University of Waterloo have been able to capture the first composite image of a dark matter bridge that connects galaxies together. The scientists publish their work in a new paper in Monthly Notices of ...
Astronomy
Apr 12, 2017
220
17133
Observations made with ESO's Very Large Telescope have for the first time revealed the effects predicted by Einstein's general relativity on the motion of a star passing through the extreme gravitational field near the supermassive ...
Astronomy
Jul 26, 2018
30
7652
The lousiest year in living memory will end with an offering of heavenly wonder: a Christmas Star.
Astronomy
Dec 7, 2020
11
20225
Scientists working with data from the Sloan Digital Sky Surveys' Apache Point Observatory Galactic Evolution Experiment (APOGEE) have discovered a "fossil galaxy" hidden in the depths of our own Milky Way.
Astronomy
Nov 20, 2020
25
32318
