The planets offer exciting views in April. Jupiter is a brilliant object in the evening sky, although the observing window ...

The Astronomical League lists the times across the country when the occultation ... "opposition", this month. This is when Mars, Earth and the sun align such that Earth lies directly between ...

Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

"We have known for a long time that Mars had lakes and rivers, but many people suspect that temperatures were still quite cold, given Mars' distance from the sun," geologist professor Roger Wiens ...

30 shows the potato-shaped moon Phobos passing in front of the orange disk of the sun. Just like with a solar eclipse on Earth, Phobos cast a shadow onto Mars as it transited across the face of ...

Based on their findings, Wright and colleagues estimated that Mars’ crust could hold the equivalent of 0.62 to 1.24 miles (1 to 2 kilometers) of water if it were spread evenly across the planet ...