Some galaxies that should have ceased forming stars long ago are defying expectations. Anew theory proposes the existence of ...

Astronomers have identified many red giant stars and suspected that in some cases ... open image in gallery NASA’s James Webb Space Telescope has observed what is thought to be the first-ever ...

T Coronae Borealis (T CrB), also known as the Blaze Star, is a binary star system located 3,000 light-years from Earth. It periodically explodes in a recurring nova every 79 years or so, and it’s due ...

Using the James Webb Space Telescope (JWST), astronomers have ... hot young blue stars and their abundance of old small red stars. They have also been dubbed "Little Red Dots" due to their ...

The James Webb space telescope now reveals that galaxies ... bright blue stars—only older, smaller red stars remain. A particularly high fraction of quiescent galaxies is found among massive ...

An international team led by UNIGE shows that red and dead galaxies can be found only 700 million years after the Big Bang, indicating that galaxies stop forming stars earlier than predicted by models ...

"Red star-forming galaxies primarily produce low ... Borowiak will lead a research project using data from the European Space Agency's Gaia satellite to study over two billion stars in the Milky ...

The NASA/ESA Hubble Space Telescope has captured a close-up look at R Aquarii, a symbiotic binary star system located around 700 light-years away in the constellation Aquarius. Red Giant and a ...