Comet NEOWISE and noctilucent clouds – something we’ve never seen before

Russian space agency Roscosmos published spectacular photos of Comet NEOWISE (C/2020 F3) and noctilucent clouds or polar mesospheric clouds (PMCs) above our beautiful planet Earth. This is something we’ve never seen before (a comet and ).

Spectacular comet photo from the ISS

Russian cosmonaut Ivan Vagner published a spectacular comet photo on his Twitter account (@ivan_mks63). He tweeted both in Russian and in English and said “During the next revolution I tried to capture the C/2020 F3 (NEOWISE) comet a bit closer, the brightest one over the last 7 years. Its tail is quite clearly visible from …

How the moon was formed? An epic exploration of lunar origin theories

How the moon was formed? The most widely accepted theory of the Moon’s origin is known as the Giant Impact Hypothesis. The standard giant impact hypothesis, sometimes called the Big Splash, or the Theia Impact suggests the Mars-sized body, called Theia, impacted Earth, creating a large debris ring around Earth, and the Moon formed out …

Planet Nine might not exist, many astronomers now think

Planet Nine is a theoretical, undiscovered giant planet in the mysterious far reaches of our solar system. The presence of Planet Nine has been hypothesized to explain everything from the tilt of the sun’s spin axis to the apparent clustering in the orbits of small, icy asteroids beyond Neptune. But does Planet Nine actually exist? …

The closest black hole that you can see it even with “naked eye” has been discovered

Well, of course, you cannot see a black hole – but the newly discovered one has two stars orbiting it, and you can see these companion stars even with the naked eye from Earth. The triple system is named HR 6819. Named QV Tel Ab, the inner component of the system is the closest black …

The Sun is less active than sibling stars, study shows – here’s what that could mean

All stars emit varying amounts of light over time – and the Sun is no exception. Such changes in starlight can help us understand how habitable any planets around other stars are – a very active star may bombard its planets with harmful radiation. Now a new study, published in Science, shows that the Sun …