How Does the James Webb Space Telescope See the Universe in Infrared?
The James Webb Space Telescope does not see the universe the way human eyes do. Most of the light …
How Do Space Agencies Track Thousands of Pieces of Space Debris?
A piece of space debris can cross the sky at several kilometres per second, disappear beyond the …
Could Space Junk Make Earth’s Orbit Too Dangerous to Use?
Space junk does not need to blanket the space above Earth to cause a serious problem. If enough d…
Can We Actually Clean Up Space Junk Around Earth?
Space junk sounds like the kind of problem that should have a simple solution: send up a spacecra…
What Happens When Space Junk Hits a Satellite?
A scrap of metal only a few millimeters wide does not look dangerous on Earth. In orbit, it can h…
How Much Space Junk Is Orbiting Earth Right Now? The 2026 Numbers Explained
Earth does not have a visible ring of broken spacecraft, but the space around our planet is far b…
What Happens to a Star After It Runs Out of Fuel?
A star does not simply switch off when its fuel runs low. Instead, gravity begins to reshape it, …
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