In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic center.

CAPE TOWN, Feb. 1 (Xinhua) -- South Africa's MeerKAT telescope has discovered a massive new radio galaxy spanning more than 32 times the size of the Milky Way, a researcher revealed Saturday.

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* Supermassive black hole at the core of the Milky Way galaxy - Milky Way vs ...

The Gaia mission, launched by the European Space Agency, has completed a decade of groundbreaking astronomical observations, collecting over three trillion data points on two billion stars and ...

By combining data from NASA’s IRAS and NuSTAR telescopes, scientists have uncovered more hidden supermassive black holes than earlier estimates suggested. Their findings indicate that over a third of ...

In NASA's latest survey, experts detected black holes hidden behind thick clouds of gas and dust and others that are not. Their study, published in the Astrophysical Journal, found that around 35% of ...

A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's ...

NASA astronauts Suni Williams and Butch Wilmore are scheduled to begin U.S. Spacewalk 92 early Jan. 30. Suni Williams and ...

NASA's two stuck astronauts take their first spacewalk together since arriving at the space station last year.

Giant radio galaxies are cosmic megastructures that can span millions of light-years, making them some of the largest-known ...

Rather than relying on a cheek swab or a little blood, however, these cosmic DNA tests utilize tiny ripples in the fabric of ...

Jets blasting from supermassive black holes cause gas to cool and fall toward that cosmic titan in a cosmic feeding process.