Mirth on Mir

Essential repairs were successfully conducted on the beleaguered space station

How much radiation damage do astronauts really suffer in space?

Astronauts get the equivalent of a lethal x-ray dose during a six-month stay at the ISS. We don't have to worry too much though.

Geminid meteor shower 2018: Celestial fireworks to be visible in clear, northern skies

The shower would be visible on December 13-14 across India. But the best visibility would be in the mountains and deserts of the north

Cassini dives into Saturn

The Cassini-Huygens probe has enabled scientists analyse the surface and atmosphere of some of Saturn's mysterious moons

Earth-like object may have collided with us to form the Moon

Studies explain why there are stark similarities and subtle difference between compositions of the Moon and Earth