Astrum
Why Scientists Want Blurry Photos With This Telescope
It seems counterintuitive, but ESA's newest space telescope, CHEOPS, is designed to take blurry images of stars. But this helps astronomers to understand more about orbiting exoplanets than a clear image would. Here's why!
Astrum
Why It's Nearly Impossible to Hit the Sun
Why shouldn't we throw garbage into the sun? Find out in this return of our series 'Astrum Answers'.
Astrum
Where Have All the Quasars Gone?
Supermassive black holes and their distribution in the universe.
Astrum
When Will The Next Naked-eye Supernova Event Happen?
When will the next naked-eye supernova event happen? What will it look like? Will we be safe? Astrum Answers!
Astrum
Olbers' Paradox
Olbers' Paradox. With so many stars in the universe, why is space black and not white with light? Astrum Answers!
Astrum
What Will Happen When Betelgeuse Implodes?
Betelgeuse, Betelgeuse, Betelgeuse. Why were you dimming? Scientists may have finally come up with the answer thanks to data from Hubble.
Astrum
What We Get Wrong About Nebulas
Thanks to the Hubble Space Telescope, we have seen nebula like never before. But are they really as colourful as Hubble makes out?
Astrum
The Universe's Largest Planets
What makes a planet a planet? And what makes a star a star? Once we know this these defining characteristics, we start to notice that these definitions can overlap. Which begs the question, can a planet be bigger than its parent star?
Astrum
What Do Space Images Sound Like?
Sonification transforms scientific data, such as space imagery, into sound, providing an auditory perspective on celestial phenomena. By translating features like stars, gas, and dust into musical tones, this process enables a unique way...
Astrum
The Shortest Year In The Universe
Astrum investigates some examples of the longest and shortest years that we know of. The differences are mind-boggling!
Astrum
Planets That Can Dwarf Stars
What makes a planet a planet? And what makes a star a star? Once we know this these defining characteristics, we start to notice that these definitions can overlap. Which begs the question, can a planet be bigger than its parent star?
Astrum
The Largest Planetary System that Could Exist
How big do you think our solar system is? Up until Pluto? A bit beyond? How big can other solar systems get? Astrum answers!
Astrum
Methuselah's Star and the Age of the Universe
How can scientists possibly know the age of the universe? Well, through a variety of factors, including redshift, the CMBR and more.
Astrum
How to Find Rogue Planets
Gravitational microlensing events are revealing the mysteries of rogue planets, but what are they, and how does it work? And what role does the Nancy Grace Roman Space Telescope play in helping us spot more rogue planets in the future?
Astrum
The Iron Rain World Is Unlike Anything You've Seen Before
There is an exoplanet, discovered by ESO's VLT, where it rains iron. But WASP-67b is 690 light years away, how could we possibly know that?
Astrum
How NASA Measures Stars
Scientists can't use tape measures, rulers or lasers to measure the astronomical distances to stars and galaxies, so how do we do it?
Astrum
How a Planet with Seven Suns Proves the Universe Prefers Order
Can planets exist in multi-star systems, and what would that look like from their perspective?
Astrum
Are Two Suns Better Than One?
How much of an effect would a second Sun have on Earth? Is there a way it could work?
Astrum
Hubble's Report on What's Happening to the Galaxies: Hubble Images Episode 12
The Hubble Space Telescope, active for over 30 years, has revolutionized our understanding of the universe by capturing stunning images of galaxies at various stages of evolution, from vibrant starbursts to dying elliptical remnants....
Science ABC
What is Blackbody Radiation: Explained in Simple Terms
A black body is a theoretical or imaginary object that perfectly absorbs all incoming electromagnetic radiation, and also emits radiation, like heat and visible light, based on its temperature. A black body is considered theoretical...
Science ABC
Multiverse Theory Explained: Does the Multiverse Really Exist? Truth of Multiple Realities
Multiverse theory suggests that our universe, which consists of billions and billions of planets, stars and galaxies and extends out tens of billions of light-years, may not be the only universe that exists. There could be another...
Science ABC
Dark Matter Explained: What Exactly is Dark Matter? | A Beginner’s Guide to Dark Matter
Dark matter is an invisible matter that occupies more than half of the space of the observable universe but cannot be detected directly as it doesn’t interact with electromagnetic radiation, like visible light and gamma rays. One of the...
Science ABC
Can You Hear Sound in Space?
Space is full of radio waves, plasma waves, magnetic waves, gravitational waves, and shock waves, all of which can travel in space without a medium. These waves are recorded by instruments that can sense these waves, and the data is...