Dr. Sky

This Andromeda Galaxy is actually visible to the naked eye from the darkest of skies this time of year and may appear as a little smudge of light.

A periodic comet known as Comet 21P/Giacobini- Zinner made its closest pass by Earth in about 72 years earlier this week.

One major solar flare event occurred back on Sept. 2, 1859, and was one of the most powerful solar events ever witnessed by humans: The Carrington Solar Flare.

The Harvest Moon will appear in our Arizona skies on Sept. 24, as it rises at 6:34 p.m. a few degrees to the left of east, at 94 degrees.

A new and strange atmospheric phenomenon is being seen in the skies around the world: STEVE, which stands for: Strong Thermal Emission Velocity Enhancement.

What are the powerful blasts of cosmic energy known as fast radio bursts, and where do they come from in space? Astronomers around the world are working on the answer.

With the summer monsoon in high gear, we still have a great opportunity to see one of the most amazing sights in all of our Arizona skies: The summer Milky Way.

Get ready for the arrival of what may be the best meteor shower in all of 2018 as we head toward the peak of the Perseid meteor shower.

Get set for another great space mission with the upcoming launch of the Parker Solar Probe. It will be launched on Aug. 6, as it makes its way toward our nearest star: the Sun. 

Oumuamua -- a very unusual asteroid name, coming from a Hawaiian word meaning ‘Scout,’ may be the first observed asteroid body from another solar system.