Shenzhou weighs 7.8 tons

The European Space Agency's spacecraft that carried Philae, the first spacecraft to land on a comet. On March 2, 2004, Rosetta was launched by an Ariane 5 rocket from Kourou, French Guiana, on a 10-year mission to comet 67P/Churyumov-Gerasimenko. Rosetta's...

Italian astronomer Galileo Galilei Most people are of the opinion that LiScope was invented. However, the telescope was first used for observing the sky. The world of science says that Galileo was not the right person. It is true that...

In the constellation Telescopium, a black hole is hidden in a binary galaxy (v723mon) visible to the naked eye. That is the closest known black hole to Earth. 1500 light-years may seem big to us, but in terms of the...