This week see many special celestial sights, from a bright comet and a solar eclipse to a bright Venus and the possibility of ...

A comet that has not been seen for more than 80,000 years is expected to be visible from Earth, potentially during two separate time periods in the next month.

How, when, and where to look to see Comet A3, also known as C/2023 A3 (Tsuchinshan-ATLAS), this Monday, Sept. 30, with sky ...

Robert Massey, deputy executive director of the Royal Astronomical Society, told the BBC: "Bright comets are quite rare, so ...

Comet Tsuchinshan was first spotted in China in January 2023, and appears to have two tails: one white and the other blue.

There will be two main periods Comet A3, known in full as C/2023 A3 (Tsuchinshan-ATLAS), will be visible to us in the UK.

These variations in distance make supermoons possible – if the Moon’s orbit was exactly circular every full Moon would be a ...

The month of October has a very special phenomenon in store for night sky observers; the passage of comet C/2023 A3.

Venus still hovers low in the southwestern sky at dusk a half-hour to 45 minutes after sunset. Saturn is comfortably high up ...

As Mars gets a little closer and brighter each night and Venus gets higher and brighter, Saturn is still close to its best as ...

The capsule docked with the International Space Station carrying only two, rather than four, astronauts on Sunday.