Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

Called Kepler-51, the Sun-like yellow dwarf star was found in 2012 to have three exoplanets in its orbit; each, it would turn ...

Astronomers have discovered a pair of young stars near the supermassive black hole at the heart of our galaxy. Studying them ...

It’s like a big, invisible halo of gas that can stretch for hundreds of thousands of light-years. In 2011, findings from the ...

There could be planets around the supermassive black hole at the heart of our galaxy – and we may be ready to find them, ...

Carbon, the essential building block of life, has a remarkable origin story. Nearly all elements beyond hydrogen and helium, ...

Life on Earth could not exist without carbon. But carbon itself could not exist without stars. Nearly all elements except ...

Some 2,600 light-years from our own Solar System dwells one of the most peculiar planetary systems in the entire galaxy ... "Super puff planets are fairly rare, and when they do occur, they ...

The discovery could lead to the finding of more planets. Astrophysicists are ... close to the black hole near the center of the Milky Way galaxy, confirming a hypothesis made by happenstance ...

Glimpses of a young galaxy forming in a way so similar to our own are unparalleled, Mowla says. The JWST images show a Milky Way-like galaxy in the early stages of its assembly in a universe that ...

Scientists have found the beginnings of a young universe that may offer insights into the beginnings of our own Milky Way Galaxy. Geoff Bennett and Miles O'Brien discussed why scientists are excited ...