Galaxies are not spinning tops. So how do stars move within them?

Why Asperitas Clouds - or Undulatus Asperatus - are so rare.

You may have heard of the official longest golf drive by Mike Austin, but did you know there was likely a drive 3 times Mike's record?

Scientists can't use tape measures, rulers or lasers to measure the astronomical distances to stars and galaxies, so how do we do it?

Mercury will be transiting the Sun on the 11th November 2019. What time will it be? How can I see it for myself? And why doesn't a transit happen much more regularly?

Supralateral arcs, ice pillars and sun pillars.

How do scientists plan to get astronauts to Mars when space radiation is so strong? What can be done about it? Astrum Answers!

While tiny, Earth now has a second moon, or natural satellite, named 2020 CD3. So, will we have to rewrite the text books?

NASA's Dawn spacecraft was the first spacecraft to orbit two extraterrestial bodies, Vesta and Ceres. But what did it do and discover while it was there?

The Sungrazer comets that were discovered minutes before they vapourised.

Space junk and debris is starting to be a problem around Low Earth Orbit (LEO) according to the ESA and JAXA. Exactly how much is up there? And are we soon approaching the threshold of Kessler Syndrome?

How much of an effect would a second Sun have on Earth? Is there a way it could work?

The Hunga Tonga-Hunga Ha'apai volcano's eruption in January 2022 was one of the largest ever captured on camera, with a massive ash cloud, over 200,000 lightning strikes, and a shockwave that traveled around the globe. The eruption had...

Pi (π) is a fascinating number with many applications in mathematics, physics, and engineering. Its infinite decimal representation is a reminder of its fundamental nature in the universe. Mathematician Johann Lambert proved that pi is...

The term ‘T-minus’ is generally used during countdowns to space launches. During a NASA countdown to a rocket launch, ‘T-minus’ translates to ‘Time minus’; the ‘T’ stands for the exact time at which the rocket is scheduled to be...

Asteroids are small, rocky objects that orbit the sun, just like the rest of the planets and celestial bodies in our solar system. Although asteroids are present throughout the solar system, most of them live in the asteroid belt—a...

How do rockets work? What is the science behind a rocket launch? How does a rocket go into space? In this short and simple video, we discuss the science of how rockets work. It is a short animated video for kids and laymen to understand...

Solar and lunar eclipses are celestial phenomena that occur when the sun, moon and Earth align in a way that either the moon casts a shadow on Earth or the latter casts a shadow on the moon. So what are the similarities and differences...

Jumping from space is considered to be quite a task. And with good reason! Because no one has ever done it, or even attempted it. Red bulls sponsored a high-altitude jump performed by Felix Baumgartner, and it was famously called a...

The Apollo 13 crew was the farthest distance that humans have traveled from Earth. On April 14, 1970, the crew was 400,171 kilometers (248,655 miles) from Earth. The Apollo 13 mission was the third manned mission intended to land on the...

Astronauts onboard the ISS get their breathable oxygen in two main ways - through systems onboard the ISS that generate breathable oxygen and through resupply missions that deliver breathable oxygen to the ISS. There is plenty of oxygen...

The moment you think about astronauts, what comes to your mind would probably be a picture of an astronaut in a white spacesuit experiencing weightlessness in the vast expanse of space. Or perhaps you don't imagine a white astronaut. You...

Yes, it is theoretically possible to use telescopes to see if the moon landings were real, but practically no. It would take an incredibly powerful telescope to see signs of moon landings on the lunar surface, and even the best...

The side effects of staying in bed all day include the development of bedsores and body aches, especially in the lower back. Lying in bed all day is also associated with an increased risk of stress and depression, and some other...