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

Star trackers counteract the Earth’s rotation by moving your camera ... Best overall Best overall The Benro Polaris is our top pick, but it's incredibly expensive. It's waterproof, has a ...

The first bright comet since 202o’s comet NEOWISE is relatively easy to find this weekend as it appears to pass close to a prominent and easy-to-find star—Polaris, the “North Star.” ...

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 ...