Mysterious transient objects in sky linked to nuclear testing and unidentified anomalous phenomena
Four exposures of the 3 × 3 arcmin region of sky centered on the triple transient identified in July 1952. Upper left:...
Astro
Black hole discovered in nearby Segue 1
Believe it or not, there's a galaxy at the center of this image. Segue 1 is a very faint dwarf...
Dwarf galaxies tip the scales in favor of dark matter over modified gravity
In spiral galaxies like M33 (left), the link between visible matter and gravitational acceleration is well established. Faint dwarf galaxies...
The Tycho supernova’s hidden secret
Tycho's Supernova Remnant. In 1572, the Danish astronomer Tycho Brahe observed and studied the explosion of a star that became...
MeerKAT detects 30 new radio transient pulsars
Discovery pulse of one of the 30 Galactic MeerTRAP sources. Panel shows the dynamic spectrum (bottom) and frequency-averaged pulse profile...
Young stars ejecting plasma could offer clues into the sun’s past
Artist's depiction of a coronal mass ejection from EK Draconis. The hotter and faster ejection is shown in blue, while...
Dark matter could color our view of the universe
Credit: Unsplash/CC0 Public Domain Dark matter has two central properties: it has mass like regular matter, and unlike regular matter,...
4MOST telescope facility captures first light
Sky region of the first observations with 4MOST with an example spectrum. In the Sculptor Galaxy (top right), 4MOST took...
Hubble revisits a cosmic yardstick – Astronomy Now
Spiral galaxy NGC3370 has once again come under the watchful gaze of the Hubble Space Telescope. Credit: ESA/Hubble & NASA,...
Scientists discover elusive solar waves that could power the sun’s corona
An artist's representation of twisting magnetic waves (inset) revealed for the first time by the NSF Inouye Solar Telescope. These...