Stars are born in stellar nurseries, molecular clouds of cold gas and dust. These clouds contain many times the mass of a ...

Fusion is the end-goal of terrestrial energy generation on Earth. By fusing together plasma of two light nuclei (in this ...

Over the years, I have featured many articles about our sun, including sunspots, solar flares, cycles and its activity. Last week was a landmark occasion for NASA as a sophisticated solar probe ...

Almost 300 binary mergers have been detected so far, indicated by their passing gravitational waves. These measurements from ...

Astronomers have accidently spotted a new type of cosmic explosion called a "millinova" triggered by white dwarfs feeding on ...

The daring NASA spacecraft made its closest-ever approach to the sun at 6:53 a.m. EST (1153 GMT) on Christmas Eve (Dec. 24).

A star needs to be about 80 times the mass ... Consequently the vast majority of stars—90% or so—are undergoing hydrogen-helium fusion at any given time. This is because stars spend most ...

This year was historic for space research and exploration, and we have the photos to prove it. Read on to see some of 2024's ...

Often referred to as "failed stars," brown dwarfs form in isolation from a collapsing cloud of gas and dust like a star ... to kick-start the nuclear fusion of hydrogen to helium.

Stars appear to twinkle because of Earth’s atmosphere. The air bends and scatters the light as it travels to your eyes, making the star’s brightness seem to change. If you were in space, stars would ...