New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

Scientists have confirmed that colossal collisions between galaxies trigger titanic eruptions in the centers of those ...

The Hubble Space Telescope has captured imagery of the R Aquarii binary star system from 2014-2023. The images have been time ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

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

Witness the breathtaking images of the interstellar comet 3I/ATLAS captured by NASA's Hubble Space Telescope and ESA's JUICE orbiter.

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Current physics is speeding toward a breaking point, as astronomers confirm that the Hubble tension in new data.

Harvard astrophysicist Avi Loeb criticizes ‘self-declared’ experts for ignoring 3I/ATLAS anomalies despite pursuing similar searches for sterile neutrinos ...

A simple breakdown of the new 3I/ATLAS pulsing discovery and why scientists are checking if Callisto might be affected.

In a new study published in The Astrophysical Journal, a group of researchers from the University of Colorado Boulder ...