If it’s a clear morning and a bright moon isn’t getting in the way, here are a few things to look for while it’s still dark ...

The presence of spots and the rotation of the star might be linked to a 120-day variation in measured velocity. We plan to ...

This means that the star we call Polaris has been the closest visible ... including having a closely aligned axis of rotation. Like the Sun, its north pole points towards Draco, a constellation ...