Why is the star known as Tabby's Star so weird? What's causing the strange fluctuations in its brightness? Astronomers may have the answer.

An image of the morning light on Mars and distant cliffs, as seen by NASA's Curiosity rover from the surface of the Red Planet.

Researchers detected the sugar erythrulose in the molecular cloud G+0.693−0.027 near the centre of the Milky Way.

Scientists make discovery analysing rock pulverised for study by Curiosity rover. Largest organic compounds found on the Red ...

Planet 9 is the hypothetical ninth planet in our Solar System. Has it finally been found using IRAS and AKARI mission data?

See the crescent Moon meet Mars and Jupiter early in the mornings of 5 and 6 October 2026. Here's where to look and when.

There's a strange feature on Mars that looks like a doorway into a cave. Here's what the image really shows and why it's caused such a stir.

Radio emissions: Researchers have captured direct radio wave emissions originating from a planet outside our Solar System. MeerKAT array: Using South Africa’s radio telescope array, an international ...

Mars and Jupiter have some spectacular close encounters – with each other and with other celestial objects – in October 2026. If you've noticed two bright stars in the east before dawn, those two ...