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Sex in space? Houston, we may have a problem. Sperm has trouble in zero gravity, but scientists could have a solution
Research finds sperm have trouble finding their way in a weightless environment
NASA astronaut shares photo of weird, purple, egg-shaped object with 'tentacles' on the ISS. But the truth is much more terrestrial
Don Pettit sets social media ablaze with a photo of... a potato
You'll never see a straight rainbow on Earth. Here's the science behind the curved beams of light in our sky
Why rainbows are always curved
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NASA sent thousands of jellyfish into space. Here's why it could help us get humans to Mars
What can 2,500 jellyfish astronauts tell us about how the human body reacts to spaceflight?
This is the biggest moon in the Solar System. It's huge, it's weird, and we've learned some pretty interesting stuff about it in the past 400 years
Facts about Jupiter's largest moon Ganymede
Eye On The Sky | Cassini infrared Enceladus images reveal moon's geologic activity
Newly-released images of Saturn's moon Enceladus show geologic activity, revealing the icy world to be a dynamic body.
NASA plans to launch a nuclear-powered spacecraft to Mars before the end of 2028
NASA has announced Space Reactor-1 Freedom, a nuclear powered spacecraft the agency wants to send to Mars before the end of 2028.
NASA ramps up Moon missions, announces regular crewed visits and a permanent Moon base
NASA has announced new plans to return humans to the Moon
NASA made a jaw-dropping map of Earth's seafloor from space, using an ingenious technique
A view of the global seafloor made using an incredible technique
Bonus Content | April 2026
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This cosmic crab is all that's left of an explosion seen by ancient stargazers. Hubble is giving today's astronomers a view like never before
A new view of the most famous supernova remnant in the night sky
'We want to know how we got here'. Scientists trace the 12-billion-year history of a distant galaxy for the first time ever
By comparing the Milky Way to galaxies like NGC 1365, astronomers say they can determine whether our galaxy’s formation was typical or unique.
The 2026 Pink Moon rises at the start of April. Here's how to see it
How to see the first full Moon of springtime, as Easter approaches
Moon phases and times 2025
Dates for the Moon phases this year and timings for Moonrise every day.
This is one of the best weeks for Moon-watching. As full Moon nears, see it meet Jupiter, stars and star clusters every night
In late March 2026 the Moon meets Jupiter, the Pleiades, the Beehive Cluster and Regulus. Take our lunar tour as the Moon hops across the sky
These Apollo-inspired eyepieces come at a hefty price, but the views are like being in lunar orbit
These premium optics were inspired by Apollo – and deliver a giant leap to your views
Artemis II astronauts will be the first humans to get a full view this strange bullseye on the far side of the Moon
The crew of Artemis II will be the first humans to get a full, clear view of Mare Orientale on the far side of the Moon.
Teleporting across the Solar System? These are the most horrific places near Earth you could re-materialise
We take a tour of some of the places you should avoid visiting in Earth’s planetary neighbourhood
If we ever build a Project Hail Mary spaceship, these are the worlds we should visit to find alien life and save Earth
Scientists pinpoint nearly 50 planets where we're most likely to find life
We humans love smashing our spacecraft into planets. These are the times we got amazing science from complete destruction
It might seem like a complete waste, but there are very good reasons to end a space mission by sending it to impact the object it studied
We may have been wrong about why Mars is red this whole time, and the answer relates to life beyond Earth
New study reveals an alternate reason as to why the Red Planet is red
This is how high you would be able to jump on other planets
A guide to gravity and jumping across the Solar System.
Saturn’s moon Titan may hold the building blocks of alien life in its methane lakes and rivers
Study suggests that life’s chemical precursors could arise in non-water environments
Alien spaceship warp-drives could be found by looking for ripples in spacetime, say scientists
Warp-drive technology may be science fiction, but understanding it can teach us a lot about the Universe.
