New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.
A sudden black hole flare unleashed stunning, near light speed winds that echo the Sun’s most powerful eruptions.
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 ...
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.
A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.
NASA has completed assembly of the Nancy Grace Roman Space Telescope, preparing for final testing and launch by May 2027 to ...
In a new study published in The Astrophysical Journal, a group of researchers from the University of Colorado Boulder ...
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