Saturn’s rings are only about 10 meters (30 feet) thick.
The distance between local stars in our galaxy is analogous to two grains of sand over 30 miles apart.
You can send an Internet “postcard” with a message to the crew of the International Space Station.
The lowest note in the known universe is caused by the rumbling of a black hole in the Perseus galaxy. its 57 octaves below middle C.
You would not die or instantly freeze in space. If treated quickly you can survive up to 2 minutes of exposure.
Astronomers have reported seeing lights, hazes and other phenomena on the surface of the moon. This is known as Transient Lunar Phenomena.
Zambia had a space program and had intended to send a 17 year old girl, 10 cats and a missionary into space using a catapult launching system.
Asteroids can have a moon.
There are planets that roam the galaxy without a star to orbit.