the consequences for Earth's atmosphere remain uncertain. Scientists warn that aluminium oxide particles could take 20 to 30 years to descend into the ozone layer, making it difficult to assess ...

"Our behavior with greenhouse gases here on Earth over the past 100 years is having an effect on how we operate satellites ...

Climate change is altering conditions in near-Earth space, which could limit the number of satellites that can reliably ...

Here’s why and how the moon can look yellow, orange or red without an eclipse and when Friday's total lunar eclipse blood ...

Down to their very DNA, astronauts’ bodies can change in weird and sometimes significant ways, particularly during a long flight high above the Earth: They start to elongate, often developing a taller ...

Magdrive is working on three versions of its space thrusters, and because they run on solid metal, they might one day even be powered by space junk collected directly in orbit, turning it from threat ...

An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a Sun-like star, ...

The moon will appear red during the eclipse, as sunlight is filtered through ... into the atmosphere at its lowest point. This mass of dry, dusty air is called the Saharan Air Layer (SAL), and ...

At least two mass extinction events in Earth's history were likely caused by the "devastating" effects of nearby supernova ...