Comet 67P / Churyumov-Gerasimenko (Image: ESA / Rosetta / NAVCAM)
On earth, the northern lights provide spectacular sky spectacles - colored luminous phenomena in the...
Look at the south pole region of Mars. (Image: dottedhippo / iStock)
On the trail of the Martian wet: Researchers have confirmed previous indications...
Sample of a ureilite meteorite in a spectroscopic representation: diamond (red), graphite (blue). (Image: Cyrena Goodrich)
Gemstones of a special kind: Researchers have discovered...
This artist's impression shows the central black hole and the galaxies trapped in its gas network. (Image: ESO / L. Calçada)
There were surprisingly...
The Milky Way and some of its globular clusters (illustration) (Image: ESA / Hubble, NASA, L. Calçada)
Billions of stars and various accumulations of matter...
Simulation of the gravitational waves at GW190521. (Image: LIGO / Virgo)
Astronomers have already tracked dozens of black hole mergers via gravitational waves, but...
The Paranal Observatory in Chile: Climate change can affect astronomical observations. (Image: ESO / S. Brunier)
You're not looking at the universe for once...
Artist's impression of a gamma-ray burst (Image: Superbossa.com, Alice Donini / MAGIC Collaboration)
The speed of light is constant, according to Einstein's theory of relativity....