Centaurus A is a giant elliptical galaxy active 12 million light years away. At its core is a black hole with a mass of 55…
The 10 wildest things we learned about black holes in 2021
Faster rotating black holeEven the best-studied black holes still provide surprises. In February, physicists revised their estimates of the properties of the cosmic monster at…
Alien lifeforms ‘unlike anything we’ve seen’ could be hiding in the clouds of Venus, scientists suggest
Researchers believe that there could be potential lifeforms producing ammonia in the clouds of Venus that are “very unlike anything we’ve seen”. The colourless gas, a compound…
How long is a day on Venus?
The surface of Venus, taken by Russia’s Venera 13 spacecraft. It lasted 127 minutes before succumbing to the Planet’s extremely harsh atmosphere. After 15 years…
Rea. Saturn Moon
Rhea, discovered on December 23, 1672 by Giovanni Cassini, is the second largest moon of Saturn, but at a distance of 527,000 kilometers from Saturn…
Astronomers discover the most distant quasar ever found
An international team of astronomers has discovered the most distant quasar to date. The quasar is known as J0313-1806 and is so far away that…
Boötes Void: What is This Patch of Space With Few Stars?
Gas cloud Barnard 68 gives us an idea of what a space void might look like if we could peer through the stars at one.…
If black holes suck it all up, what do they do with it?
Black holes remain mysterious objects that fascinate both the general public and scientists. Many of the unanswered questions in modern physics are about them. But…
Scientists Solve 40-Year Mystery About Jupiter’s Spectacularly Powerful X-ray Aurora
NASA The south pole of Jupiter by NASA’s Juno spacecraft A research team has solved a decades-long mystery of how Jupiter produces a spectacular burst…
Austrian scientists raise new resolution of the ‘young weak Sun paradox’, the biggest scientific mystery
Illustrative Imagenasa.gov In the 20th century, astronomers established that stars, including the Sun, have shone differently throughout their lives: the younger they were, the less…