TESS Observes Pulsating Red Giant Stars

Using observations from NASA’s Transiting Exoplanet Survey Satellite (TESS), astronomers have identified an unprecedented collection of…

NASA Model Describes Nearby Star which Resembles Ours in its Youth

New research led by NASA provides a closer look at a nearby star thought to resemble…

Hubble Views a Faraway Galaxy Through a Cosmic Lens

The center of this image from the NASA/ESA Hubble Space Telescope is framed by the tell-tale…

The Most-detailed Radio Image Of Andromeda Galaxy To Date

Scientists have published a new, detailed radio image of the Andromeda galaxy – the Milky Way’s…

Magnetic Fields Implicated In The Mysterious Midlife Crisis Of Stars

Middle-aged stars can experience their own kind of midlife crisis, experiencing dramatic breaks in their activity…

Three Dwarf Spheroidal Galaxies Are Found To Rotate

An international team of astrophysicists from the Instituto de Astrofísica de Canarias (IAC), the University of…

Magnetic ‘Balding’ Of Black Holes Saves General Relativity Prediction

Black holes aren’t what they eat. Einstein’s general relativity predicts that no matter what a black…

Astronomers Uncover The Briefest Supernova-powered Gamma-ray Burst

Astronomers have discovered the shortest-ever gamma-ray burst (GRB) caused by the implosion of a massive star.…

A Large Tidal Stream Observed In The Sombrero Galaxy

According to the latest cosmological models, large spiral galaxies such as the Milky Way grew by…

Hubble Reveals a ‘Rediscovered’ Star Cluster

Globular clusters are spherical groups of stars held together by gravity; they often contain some of…