Look west and see the sun set. Look east, the full moon rises. Seeing this phenomenon is impressive, but not unique, according to the Journal's astronomy expert, Kevin McKeown. In April, September, ...

In contrast, during a total solar eclipse — which is preceded by a partial eclipse — the moon completely covers the sun, ...

The field of view covers the west limb of the sun. Credit: NASA/JPL-Caltech/GSFC HELSINKI — China plans to send a space observatory out of the plane of the ecliptic for a mission to study the ...

Here are three myths about the appearance of the planets in the night sky — and how to set your expectations to get the most out of this rare opportunity.

A lunar eclipse is something that always demands attention. This phenomenon occurs in several variants. It is the moment when the Earth comes between the Sun and the Moon, creating ...

Coming up this thursday night the total lunar eclipse, otherwise known as a blood moon will be visible for just about everyone across north america.Meteorologis ...

The night sky offers us a variety of spectacles throughout the year, but for the remainder of the month, we have front-row seats to see—not one or two—but seven planets at once.

This Friday, all seven planets will be in the night sky for a brief period. Join the cosmic spectacle and learn where to look for each planet!

Did you miss the last planetary alignment in January? Well, you're in luck. The next one is on Feb. 28 and is viewable from Delaware.

That path is called the ecliptic, and it exists because all planets in our solar system orbit around the sun on roughly the same plane. Astronomers, on the other hand, look for more specific ...

That path is called the ecliptic, and it exists because all planets in our solar system orbit around the sun on roughly the same plane. Astronomers, on the other hand, look for more specific planetary ...