A small star named M82 X-2 breaks physical barriers, as NASA's NuSTAR confirms it shines 10 million times brighter than the ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

The North American X-15 did more than set records; it quietly redrew the map of what a piloted aircraft could survive at the ...

Key Points and Summary - NASA Planned a Mach 15 X-43D. It Never Flew — and That Matters Now. -NASA’s X-43A proved that an air-breathing scramjet could fly at hypersonic speeds, reaching Mach 7 and ...

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

In its latest study by the X-Ray Imaging and Spectroscopy Mission (XRISM) spacecraft, done between 23:20 on November 26 to 20 ...

A high-altitude balloon telescope has revealed new patterns in X-rays emitted near the black hole Cygnus X-1. These signals ...

Hubble's stunning new image of interstellar comet 3I/ATLAS has ignited a scientific row, especially after a whistleblower ...

The interstellar comet has been observed emitting X-rays, according to Japanese scientists. They observed the comet over two ...

Is an interstellar comet actually an alien spaceship? A researcher traces how influencers spread such speculation via social ...

Beijing has significantly improved its air quality through coordinated policies, strict enforcement, and bold reforms, ...