Pete Lawrence
Astronomy expert
“Observing variables is a rich and rewarding activity that
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Astronomy expert
“Observing variables is a rich and rewarding activity that
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Dispatches from Planet 3: 32 (Brief) Tales on the Solar System, the Milky Way, and Beyond
byMarcia BartusiakEbook
Astronomy of To-day: A Popular Introduction in Non-Technical Language
byCecil Goodrich Julius DolmageEbook
Wayward Comet:: A Descriptive History of Cometary Orbits, Kepler's Problem and the Cometarium
byMartin BeechEbook
Dreams of Other Worlds: The Amazing Story of Unmanned Space Exploration - Revised and Updated Edition
byChris ImpeyEbook
The Apollo Missions for Kids: The People and Engineering Behind the Race to the Moon, with 21 Activities
byJerome Pohlen