Astronaut Bruce Melnick told stories over a video chat at St. Pius X and three other schools in the U.S.
The rare alignment of Jupiter, Saturn, Mars, Venus and Mercury means this spring should make for exceptional stargazing.
Purdue has been a key player in NASA missions, contributing both research and astronauts.
Purdue President Mitch Daniels co-chaired a research group that concluded that the United States should invest in a manned Mars mission.
Pieces of the comet ISON may be visible this weekend after it makes a trip around the sun.
In rural areas, up to 100 meteors per hour may be seen during the shower's peak.
The Challenger Learning Center was opened in 1994 in honor of the seven astronauts killed during the launch of the Challenger space shuttle.
Guests commemorate the legacy of an era for NASA in Lawrence County today.
Academics and researchers from Purdue University are among those watching closely as NASA hopesto make its final space shuttle launch in Cape Canaveral today.
Indiana University scientists are studying a new ecosystem, hoping to replicate results announced by NASA last week on the discovery of non-traditional life.