Harvard University Clock Tower - the school at which Leavitt did her research.
Click on image for full size
Courtesy of Corel Photography
Henrietta Swan Leavitt
Henrietta Swan Leavitt was born in Massachusetts in 1868. She became interested in astronomy in college.
Henrietta started working at Harvard's Observatory for 30 cents an hour. Would you like to work as an astronomer?
Henrietta Leavitt made a very important discovery. She discovered a certain type of star called a Cepheid variable.
She died of cancer at age fifty-three. Henrietta Leavitt had a crater of the moon named after her because of all of the important work she did in astronomy.
You might also be interested in:
Have you ever wondered what it would be like to take a trip to an observatory to use the telescope? In February 2006, astronomer Travis Metcalfe was granted 7 nights of observing time on one of the telescopes...more
I'm Travis Metcalfe, an astronomer at the National Center for Atmospheric Research in Boulder, Colorado. I made this short video for anyone who's ever wondered what it's like to take a trip to the observatory...more
When scientists do an experiment, they looking to see if two variables are related. A variable is something that changes. Sometimes variables are related (or correlated) in a positive way. That is, as...more
Hipparchus was a Greek astronomer who lived between 190-120 B.C. He is considered the father of trigonometry, a branch of mathematics which studies the angles of sides of triangles. Hipparchus also developed...more
James Adamson is an American astronaut who was born in New York in 1946. From 1965-1980, he served with the Army and the Navy. Adamson became an astronaut in 1984. He has flown on two space missions....more
Tom Akers is an American astronaut who was born on May 20, 1951 in Missouri. Before he was an astronaut, Akers was a park ranger, teacher, and Air Force pilot. He has flown 25 different kinds of airplanes....more
Joseph Allen is an American astronaut who was born on June 27, 1937 in Indiana. Before he became an astronaut, Allen was a physicist who taught at the University of Washington. Allen became an astronaut...more
Jim Bagian is an American astronaut who was born on February 22, 1952 in Pennsylvania. Before he became an astronaut, Bagian was an engineer and a medical doctor. Bagian became an astronaut in 1980. He...more