Astronomers have detected oxygen in a distant galaxy. The galaxy is so far away that its light has taken 13.1 billion years to reach us.
By carefully looking at other people, you can guess how much they weigh. But if someone wears Harry Potter’s invisibility cloak, you have no idea
How did our Solar System look like when it was still forming? We don’t have a time machine to go back 4.6 billion years and
Have you ever seen the Milky Way? It’s a faint band of light in the sky. It’s only visible from a dark location, on a
A baby is already growing before it is born, inside the belly of its mother. The same is true for a star: even before it
Our Sun is a single star, but many other stars in our Milky Way galaxy belong to binary systems – two suns orbiting each other.
If water trickles through a gutter, there’s not much of it anywhere at any time. But if you place a barrier in the gutter, the
Young stars are surrounded by flat discs of gas and dust. Over time, the material in these discs clumps together to form planets. But the
Have you ever heard about solar flares? A solar flare is a giant explosion on the surface of the Sun. It blows dangerous particles into
Talk about your ultimate baby picture. Astronomers have snapped a new photograph showing new planets being born around a distant young star! This spectacular space