Astronomers have identified a massive red giant star with a newly detected companion that appears to be stirring up trouble in the system, reshaping gas and dust in ways that could end in a dramatic ...

Their results were published in the journal Astronomy and Astrophysics. Together, the observations and simulations show that dust grains alone cannot explain how winds escape from oxygen-rich red ...

Read full article: Why is there an abandoned missile base in this remote Florida marsh? Cash Creek at Tate's Hell State Forest Artist's concept of a red giant star and white dwarf orbiting one another ...

The dimming of Betelgeuse seen at the end of 2019 and the start of 2020 explained — the red giant star “sneezed.” Betelgeuse dimmed in the final few months of 2019, perplexing both professional and ...

Astronomers have finally cracked a decades-old mystery about red giant stars—how material from their deep interiors makes its ...