Into the unknown
Did you know that ordinary telescopes can see only a short distance into the universe? Astronomers send their instruments into space and create computer pictures out of rays that are invisible to our eyes. Find out about the latest discoveries of American astronomers at the cutting edge of science.
Materias
Ediciones (1)
- Into the unknown (2005)
ETA/Cuisenaire · inglés · ISBN 9780740643163
