Planet
NASA mission spots 2nd Earth-size world within 'habitable zone' of its star
NASA mission has discovered a second Earth-sized, rocky planet within the habitable zone of its star -- the range of distances where liquid water could occur on a planet's surface
 "NASA mission spots 2nd Earth-size world within 'habitable zone' of its star")
World comes together to land historic pact, win for planet: Canada Minister
In Montreal at the fifth Conference of the Parties (COP15) to the UN Convention on Biological Diversity, the world has come together to land a historic deal to protect nature and biodiversity
 "World comes together to land historic pact, win for planet: Canada Minister")
NASA captures first-ever clear evidence of CO2 in exoplanet atmosphere
Webb's unmatched infrared sensitivity has now confirmed the presence of carbon dioxide on this planet as well
Planet X or a mirage?
This theoretical planet could be taking between 10,000 and 20,000 Earth years for one full revolution around the Sun
Life beyond the Solar System? Atmosphere detected around Earth-like planet
A significant step towards the detection of life beyond our solar system
 "Life beyond the Solar System? Atmosphere detected around Earth-like planet")
Astronomers spots over 100 new potential planets
The radial velocity method takes advantage of the fact that the planet's gravity also affects star
 "Astronomers spots over 100 new potential planets")
Planet Nine may be behind curious tilt of Sun: study
This is because the massive planet has a tilted orbit and solar system has no choice but to slowly twist out of alignment
 "Planet Nine may be behind curious tilt of Sun: study")
