In physics terms, radiation is simply energy on the move, carried by waves like sunlight or particles like those released by ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

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

Join us as we dive into Mars like never before, with breathtaking 4K footage captured by NASA's rovers, including Curiosity, Opportunity, and Spirit. In this video, you’ll get an up-close look at Mars ...

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

Mars, often imagined as a lifeless desert battered by radiation and cold, holds within its crust the haunting memory of a once vibrant world. Billions of years ago, the Red Planet was nothing like we ...

The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations to the Minor Planet Center of comet 3I/ATLAS on July 1, 2025.

There's something neat that happens when the full moon is closer to the horizon, and we call it the "moon illusion." ...

Look to the skies on Thursday and you can see something unusual: the ‘Moon illusion’, which happens when our satellite is low on the horizon. On July 10, the full moon will rise… but not that high, as ...

The NASA-funded ATLAS telescope in Chile detected interstellar comet 3I/ATLAS on July 1st, originating from Sagittarius.

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

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...