NASA’s Chandra X-ray Observatory and Hubble Space Telescope have been used to study a cluster of stars, nicknamed “Nikhuli," ...

How astronomers used gravitational lensing, a space-time trick predicted by Einstein, to detect a black hole measuring 30 ...

This week, physicists at CERN reported the transmutation of lead into gold in the Large Hadron Collider, raising the ...

Physicists are grappling with the inconsistencies of singularities in black hole models and exploring new theories.

Using NASA 's Hubble Space Telescope and other observatories, astronomers found the cosmic object in an unexpected place.

Astronomers using NASA’s IXPE satellite have finally cracked a cosmic mystery—how X-rays are produced in the energetic jets ...

The blazar BL Lacertae, a supermassive black hole surrounded by a bright disk and jets oriented toward Earth, provided ...