Webb spots a bizarre exoplanet with a carbon-rich atmosphere orbiting a pulsar, defying theories of how planets form.

"Ultimately, this work may help scientists better predict the impact of space weather across the solar system on longer ...

Earth’s climate is not only shaped by smokestacks, forests, and oceans. It is also quietly tuned by the slow choreography of ...

Scientists using NASA's James Webb Space Telescope have observed a rare type of exoplanet, or planet outside our solar system ...

A new paper has taken a look at the orbits of megaconstellations around Earth, and found that we may be tiptoeing dangerously ...

But in this case, the companion is officially considered an exoplanet, not a star. The International Astronomical Union ...

Discovered in archival data, the newly identified exoplanet formed after the dinosaurs went extinct. In a finding that echoes ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...

Abstract: This research investigates the initial orbit determination for missions in periodic orbits within the Earth–Moon system, observed optically from the ground. The proposed methodology requires ...

This interstellar vagabond is only the third large interstellar visitor that we have ever discovered — an asteroid or comet ...

NASA ’s James Webb Space Telescope has found the strongest evidence yet that a small, rocky planet outside our solar system ...

Astronomers rarely see distant planets directly, instead tracking tiny stellar wobbles and fading light. How do these subtle ...