By flying closer to the Sun than ever, Parker Solar Probe reveals the chaotic birthplace of solar wind and space storms, ...

Our respondents are quick to point out the issues with using Earth’s rotation to get to a destination, not least the ...

The bold question-askers at What If explain why a flat Earth couldn’t support an atmosphere or sustain life as we know it.

Imagine waking up one morning to find that Earth’s atmosphere has vanished—gone, as if erased by an invisible hand. Suddenly, ...

The first wave of Starlink satellites are reaching the end of their five-year lifespans and burning up in droves.

Debris from rockets and satellites can fall back to Earth or collide with other objects, and wreckage that burns up can harm ...

The burst was so bright that it bounced off the Moon and illuminated Earth’s upper atmosphere, surpassing the brightness of a ...

Our climate seems to be more sensitive to greenhouse gas emissions than some researchers had hoped, meaning the world will ...

Proxima Centauri b is the closest known exoplanet to our solar system that is thought to be within the habitable zone of its star.

Natural phenomena never cease to amaze people as they unfold. The advance in the study of this type of situation makes the ...

Satellite observation of the imbalance between incoming and outgoing radiation in the atmosphere, which causes global warming ...

NASA astronaut Nichole Ayers photographed a rare atmospheric phenomenon over the US and Mexico known as a "sprite" that's ...