As opposed to black holes, white holes are thought to eject matter and light while never absorbing any. Detecting these as yet hypothetical objects could not only provide evidence of quantum gravity...
Two separate measurements of the Hubble constant, a parameter that describes the expansion rate of the Universe, have yielded conflicting results. The discrepancy could lead to the overthrow of the...
JUICE, the first European-led space mission to Jupiter, is scheduled to launch in April. The aim of this major undertaking is to explore the gas giant and its icy moons.
Earth's smaller sister planet, Mars, may have seen the emergence of life in its early history. To be certain, NASA's rovers Curiosity, launched ten years ago, and Perseverance, which landed...
The astrophysicist Jean-Luc Atteia explains why the exceptional gamma-ray burst detected in early October could dramatically change what we know about supernovae and black holes.
Today the American (NASA), European (ESA), and Canadian (CSA) space agencies released the first colour images and spectroscopic data from the James Webb Space Telescope (JWST). Coordinator of one of...