helioseismology

The Next Solar Cycle Has Started… But the Current One Hasn’t Finished Yet

We may be already seeing the makings of next solar cycle, peeking out through the current one.

2 months ago

The Solar Radius Might Be Slightly Smaller Than We Thought

Two astronomers use a pioneering method to suggest that the size of our Sun and the solar radius may be…

11 months ago

New Simulation Reveals the Churning Interiors of Giant Stars

Stellar fusion happens at a star's core, where the enormous temperatures and pressures fuse hydrogen atoms into helium, releasing radiation.…

1 year ago

Massive Stars Mix Hydrogen in Their Cores, Causing Them to Pulse Every few Hours or Days

Blue giant stars have a convective core that allows them to shine much longer.

3 years ago

Solar astronomers can now predict future sunspots. There should be a big one in a couple of days

Predicting the appearance of a sunspot is like predicting a tornado. But astronomers are starting to do it.

4 years ago