References archive

April 2018

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12 articles

April 27
- XS-1: DARPA's Experimental Spaceplane
April 26
- A guide to the Canadian Space Agency: Key missions, achievements, and future plans
- NASA's Jet Propulsion Laboratory (JPL): Facts & Information
April 25
- Proton Rocket: Russian Workhorse
April 20
- Delta IV Heavy: Powerful Launch Vehicle
April 13
- Delta IV: Payload Launch Vehicle
April 12
- Soyuz Rocket: Russia's Venerable Booster
April 10
- LADEE: NASA's Moon Mission to Study Lunar Dust Secrets
- Atlas V: Reliable, Flexible Rocket
April 7
- What Is a Planet?
- Leo constellation: Facts, location, and stars of the lion
April 6
- Drake Equation: Estimating the Odds of Finding E.T.