Tag: atmosphere

Record-breaking increase in CO2 levels in world’s atmosphere

The largest ever recorded leap in the amount of carbon dioxide laden in the world’s atmosphere has just occurred, according to researchers who monitor the relentless accumulation of the primary gas that is heating the planet. The global average concentration of carbon dioxide in March this year was 4.7 parts per million (or ppm) higher […]

This diamond exoplanet lost its atmosphere — then it grew another

Using the James Webb Space Telescope (JWST), astronomers have discovered that a scorching hot lava planet, believed to be composed of diamond, grew a second atmosphere — and that was after its star destroyed its first atmosphere. The planet, known as 55 Cancri e, is located around 41 light-years from the solar system and has […]

Astronomers finally detect a rocky planet with an atmosphere

By Will Dunham WASHINGTON (Reuters) – Astronomers have searched for years for rocky planets beyond our solar system with an atmosphere – a trait considered essential for any possibility of harboring life. Well, they finally seem to have located one. But this hellish planet – apparently with a surface of molten rock – offers no […]