Astronomy Picture of the Day

1995-10-30

1995-10-29

1995-10-28

1995-10-27

1995-10-26

1995-10-25

1995-10-24

Pictured above is a total solar eclipse, with the Sun's corona, clearly visible surrounding the Moon. This picture is a composite of differently exposed photos of an eclipse that occurred on July 11, 1991. Today there will be another total ...

1995-10-23

Gamma rays are more than 10,000 times more energetic than visible light.

1995-10-22

In 1963 astronomers were astounded to discover that certain faint, star-like objects have very large redshifts. The large redshifts imply that these objects, now known as quasars (QUASi-stellAR objects), lie near the edge of the observable ...

1995-10-21

The surface of Titan, Saturn's largest moon, is normally hidden from view by its thick, hazy atmosphere. However, for the first time astronomers have been able to see surface features in images like the one above, made at near-infrared ...