987
10/10 right · avg 2.5s · 3d 19h ago
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The ten questions
The answers stay hidden. Play the pack to try them yourself.
- 1Space › GalaxiesMediumWhich Messier number belongs to the Andromeda Galaxy?Right1.2s+100
- 2Space › StarsExpertThe Vela pulsar is especially known for showing what behaviour?Right2.3s+99
- 3Space › PlanetsHardIn exoplanet hunting, what is a transit?Right2.4s+99
- 4Space › StarsMediumWhat is the stream of charged particles flowing out of the Sun called?Right1.1s+100
- 5Space › MoonsMediumWhy is calling the Moon's far side the "dark side" wrong?Right1.4s+100
- 6Space › Space ScienceEasyWhat do we call a meteoroid while it is still travelling through space?Right1.8s+100
- 7Space › PlanetsEasyWhich is the only planet known to have liquid water oceans on its surface?Right3.7s+97
- 8Space › Space ScienceHardIn an orbit around Earth, what does apogee mean?Right2.5s+99
- 9Space › Night SkyHardWhat sort of objects does the Messier catalogue list?Right2.0s+100
- 10Space › Space ScienceVery hardThe Kozai-Lidov mechanism causes a small body's orbit to exchange which two quantities?Right6.3s+93