On Sept. 21, Earth will find itself in between Saturn and the Sun. Here's everything you need to know about this astronomical ...

While the planet has been visible all month long, Saturn will be brighter and more visible this weekend as it gets closer to ...

Three celestial bodies are preparing to meet up for one night in September in a cosmic conjunction that should be widely ...

September will have a trio celestial conjunction. Here's how to see the moon and Venus together in Arizona and upcoming alignments.

Just how big would a telescope need to be to actually see an alien world in detail? The James Webb Telescope just took a photo of a newly discovered exoplanet. Exciting stuff but the raw image just ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...

"Our approach gives astronomers an idea of how many spots a star might have, where they are located, and how bright or dark ...