Space feed
16
Yes. The International Space Station orbits Earth about every 90 minutes at roughly 28,000 kilometers per hour, so its crew passes from night into day around 16 times every 24 hours.
243 days
Venus takes about 243 Earth days to rotate relative to the stars, longer than its 225-day year. Its solar day, measured from one sunrise to the next, is shorter: about 117 Earth days.
1B tons
A teaspoon-sized volume at neutron-star densities can have a mass of roughly a billion tons. This is a density comparison, not a suggestion that stable spoonfuls could be brought to Earth.