According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density – given that the universe contains a lot of relatively empty space, could ...

What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy clusters, and dark matter.

Astronomers have made an exciting breakthrough in the search for the universe’s most mysterious substance—dark matter. They have discovered the lowest-mass dark object ever detected using a powerful ...

Using observations from the James Webb Space Telescope, astrophysicists have spotted what they say is compelling evidence of a new type of cosmic object called a 'dark star.' ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star, dubbed M31-V1, was key to showing that the universe extended far beyond ...

A star found in the Large Magellanic Cloud is remarkably unpolluted by heavier elements, suggesting it is descended from the universe’s earliest stars ...

Deep beneath South Dakota, scientists are closing in on one of the greatest mysteries in the universe — the true nature of dark matter. Using the world’s most sensitive detector, the LUX-ZEPLIN experi ...

Scientists have discovered that the 3I/ATLAS — a Manhattan-sized interstellar object that potentially has alien tech — is much larger than previously thought.... First discovered by NASA on July 1, ...

A massive interstellar object, 3I/ATLAS, discovered by NASA, is sparking global fascination and conspiracy theories online, with some suggesting it could be an alien probe. Scientists are racing to ...

Astronomy news today is packed with discoveries about the Sun, including tiny solar loops and hidden engines that drive solar explosions. NASA just confirmed its 6,000th exoplanet, and some of these ...

Dark matter is an enigmatic form of matter not expected to emit light, yet it is essential to understanding how the rich tapestry of stars and galaxies we see in the night sky evolved. As a ...

Not all stars are created equally. Astronomers believe that the first stars to form after the Big Bang were mostly made of only hydrogen and helium with trace amounts of lithium, as the heavier ...