Due to its stellar activity, the galaxy has become a favorite for astronomers using the Hubble Space Telescope ...

Betelgeuse is a colossal star that shines brilliantly in the constellation Orion, approximately 600 light-years from Earth. Immense and unstable, this red supergiant is in the final stages of its ...

Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...

After Christmas dinner in 2021, our family was glued to the television, watching the nail-biting launch of NASA's US$10 ...

It’s a cosmic puzzle piece that doesn’t seem to belong to any known set. We all know the Moon has a side that always faces away from us, but it turns out that far side might be hiding something ...

Astronomers have observed a supermassive black hole far from the center of a galaxy where it ought to be giving off bright ...

I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some ...

HD 140283, better known as the Methuselah star, is around 200 light-years from Earth, in the constellation of Libra. It is ...

A pair of Sydney Ph.D. students helped sharpen the view of humanity's most powerful space observatory—without leaving Earth.

It was put on Webb to diagnose and measure any blur in its images. Even nanometres of distortion in Webb’s 18 hexagonal ...

Two students have engineered a fix to improve the imaging from the James Webb Space Telescope interferometer. They did this ...

Astronomers spot a red supergiant star hidden in dust just before it exploded, solving a long-standing mystery about missing ...