At perigee – that's the closest point in its trajectory to Earth – 3I/ATLAS will be around 270 million kilometers (168 ...

The interstellar comet 3I/ATLAS is making its closest approach to Earth on Dec. 19. Learn about the 'reconnaissance mission' ...

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

The comet has been the centre of attraction worldwide ever since it was discovered earlier this year, with several rumours ...

Filmmakers behind 'Stranger Things,' 'Alien: Earth,' 'Task' and 'Hacks' took part in the day of conversations at the DGA. In ...

Over a month after its perihelion, or closest pass of the Sun, observations still clearly show 3I/ATLAS' "anti-tail." ...

A new glass sponge species is so strange that has been given the name named Advhena magnifica, which means "magnificent alien ...

Say you want to listen in on a group of super-intelligent aliens whose language you don't understand, and whose spaceship ...

In a year full of standout shows, io9 picks the very best genre stories to hit the small screen. io9 watched a lot of TV this ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

Scientists searched 27 exoplanets for alien technology using planetary eclipses, revealing a new way SETI hunts signals ...

SETI scientists observing a pulsar’s radio pulses over time are redefining how astronomers time pulsars and search for ...