When exploring outer space, the sharpness of our vision has always been limited by Earth’s atmosphere and the physical size of our telescopes. But astronomers shattered these limitations in 2024 by ...

There are trillions of charged particles—protons and electrons, the basic building blocks of matter—whizzing around above ...

YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.

Space debris from rocket bodies orbiting Earth could pose an increased threat of striking aircraft as it falls from space, ...

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

according to astronomer and space debris expert Jonathan McDowell, and weighed some 85 tons without propellant. Its plunge back to Earth through the atmosphere may have generated 45.5 metric tons ...

The X-15 is the only conventional aircraft that has ever been flown above the “Karman Line” separating the Earth’s atmosphere from space.

A new study rewrites the story of human evolution, suggesting that intelligent life is not rare but a natural planetary ...

The study published on Nature.com highlights the threat growing space exploration can cause humanity back on Earth ...

In a rare "time-critical" decision, the James Webb Space Telescope will study the true size of the "potentially hazardous" ...

Scientists are not sure how much metallic dust remained in the atmosphere after the most recent SpaceX rocket 'disassembly.' ...