Sign in
One account for The Universe Counts and The World Counts.
0 now
Your motion through space, the stardust you are made of, and what passes through you every second.
1.3 light-seconds
The thin shell of near space: the people living up there, everything in orbit, and what falls in.
8.3 light-minutes
Our star and its weather, the planets, the rocks we watch, and the craft we sent out.
4.2 light-years
The nearest stars, the light in your sky, and the birth and death of stars everywhere.
26,000 light-years
Our galaxy: its hundreds of billions of stars, the black hole at its heart, and our long orbit around it.
2.5 million light-years
Andromeda falling toward us, the trillions beyond, and the most violent events in nature.
46.5 billion light-years
Its age, its growth, what it is made of, how it began and how it may end.
One account for The Universe Counts and The World Counts.
May we use Google Analytics? It sets a few cookies so we can see which pages get read. No ads, and nothing is sold. Privacy