Ultra-hot lava world has thick atmosphere, upending expectations

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

3I/ATLAS Mystery: Why Harvard Scientist Fears Humanity Is Unprepared For Alien Invasion

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

3I/ATLAS Sparking Alien Fears: Harvard Scientist Claims Iron Levels Hint at Artificial Interstellar Origin

Harvard physicist Avi Loeb challenges NASA, suggesting the iron-rich composition of interstellar object 3I/ATLAS indicates ...

3I/ATLAS was just a comet – but could we have defended ourselves if it was aliens?

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

3I/Atlas Mystery Deepens: Rare Tail Discovered in Deep Space

Astronomers are closely tracking a mysterious interstellar comet showing an unusual wobble and unexpected flaring activity.