We answer the question of why the stars are hidden in pictures taken from space
Space Exploration
Space Exploration
Solar System
What did the Sun look like when it was born?
The Sun is 4.6 billion years old, but what did it look like in its early years?
Astronomy
Do the Southern Hemisphere constellations move into the Northern Hemisphere?
The shift between the two hemispheres caused by a wobble on the Earth
Deep Space
Why is the space between galaxies black?
With their billions of stars, why don’t these giant structures light up the entirety of space?
Deep Space
If you threw a piece of food into space, would it freeze?
Find out why there are no take-aways in space
Solar System
What would happen if all of the gas planets’ atmospheres were stripped away?
Not only would it have problems for the planets themselves, but the Solar System in general would be in trouble
Solar System
Is the Moon drifting away from Earth?
We find out if we’re likely to lose our Moon one day
Space Exploration
Why have we sent a mission to asteroid Bennu?
Why have scientists and engineers invested so much time, effort and money into a mission to a nearby asteroid?
Space Exploration
Do spacecraft slow down when they leave Earth’s atmosphere?
Find out what happens when a spacecraft manages to break through the atmosphere
Deep Space
Is there a common type of galaxy in the universe?
What could it be? Spiral? Elliptical? Lenticular? Or is there an outsider galaxy that is more common?
Space Exploration
If you ran faster than the speed of light, would you cast a shadow?
In this hypothetic question, what happens to your shadow when sprinting at inhuman speeds?
Astronomy
How big is the European Extremely Large Telescope (E-ELT) in Chile?
How does the future optical/near-infrared telescope match up against the world’s grandest sights
Astronomy
If you put all of the stars in the night sky together, how bright would Earth’s sky be?
What would happen if a wave of a magic wand put all the stars together in the night sky?
Space Exploration
What would happen if an astronaut’s tether broke on a spacewalk?
Spacewalks can be dangerous for a number of reasons, but find out what would happen if one of the reasons came true
Solar System
What would happen if all of the gas planets’ atmospheres were stripped away?
It would take something special, but the consequences would change the Solar System as we know it
Astronomy
How often does space rock hit the Earth’s atmosphere?
Space rock could be making its way through the Earth’s atmosphere more than we realise
Solar System
How close would the Moon need to get to Earth until it was pulled apart?
If the Moon was to make an approach to Earth, at what point would its material begin to be stripped?
Space Exploration
What can studying the ice giants tell us?
What can the farthest planets in the Solar System, Uranus and Neptune, tell astronomers?
Solar System
Is the Sun pulling the planets closer to it?
Could the planets in our Solar System be getting closer and closer to the Sun?
Deep Space
Can black holes make exotic materials?
Could black holes be a factory for unusual material at their hearts?