The awe-inspiring distances of the cosmos are hard to visualise, so how can we be certain we are measuring them correctly?

Discover why Earth's farthest distance from the sun coincides with summer heat, then grab your binoculars for a week of ...

The experimental director Jem Cohen’s latest is an uncategorizable film about astronomers and humanity and love and the stars ...

Folks, it's official: the object that astronomers recently spotted blowing through the outer solar system came from ...

Look to the skies on Thursday night and you can see something unusual: the ‘Moon illusion’, which happens when our satellite ...

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

Dark “slope streaks,” likely resulting from dust avalanches, stretch across an area of Mars called Acheron Fossae in this ...

The object is big – possibly as wide 12 miles, larger than the asteroid that wiped out the dinosaurs – and is speeding ...

NASA has discovered an interstellar comet that's wandered into our backyard. Luckily, it won't get near enough to be a threat ...

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...