Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious.

A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

Webb Telescope Captures Its First Direct Images of Carbon Dioxide Outside Solar System Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a ...

Our solar system was formed about four and a half billion years ago, from a massive cloud of gas and dust which collapsed on itself, producing the Sun and later its surrounding planets. RAW/STOCKSHOTS ...

The James Webb Space Telescope spotted possible signatures for life in an exoplanet's atmosphere. Still, researchers caution ...

Carbon dioxide has been detected on a planet outside our solar system for the first time ... an astronomer at the Space Telescope Science Institute and coauthor of the paper, said in a statement ...

The team's research was published on Monday (March 17) in the journal Meteoritics & Planetary Science ... are among the oldest materials in our solar system, originating from planets, asteroids ...

However, collecting large samples takes time and resources. Fast science is also associated with gaming the system. As a hypothetical example, an educational scientist might collect data to find ...

Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but are unlike any in our own solar system ... and Environmental Science at the University ...

Astronomers have confirmed that interstellar objects—cosmic bodies originating from other stars—are passing through our solar ...