1,151 Quotes by Neil deGrasse Tyson

In five billion years, the sun will expand and engulf our orbit as the charred ember that was once Earth vaporizes. Have a nice day.

The exact orbit of Earth is controlled by the Sun’s mass and the mass of all remaining planets. An object’s mass and its distance is all we need to know to completely determine the effects of its gravity on Earth.

Even with all our technology and the inventions that make modern life so much easier than it once was, it takes just one big natural disaster to wipe all that away and remind us that, here on Earth, we’re still at the mercy of nature.

There is no true understanding of Biology without Chemistry. And there’s no true understanding of Chemistry without Physics.

For generations, Americans have expected something new and better in their lives with every passing day – something that will make life a little more fun to live and a little more enlightening to behold. Exploration accomplishes this naturally. All we need to do is wake up to this fact.

When everyone agrees to a single solution and a single plan, there’s nothing more efficient in the world than an efficient democracy.

If the Sun exploded, we wouldn’t know about it for 8 minutes and 20 seconds. Light and gravity take that long to reach us. Then we would vaporize.

The easy part is the ray’s 500-second speed-of-light jaunt from the Sun to Earth, through the void of interplanetary space. The hard part is the light’s million-year adventure to get from the Sun’s center to its surface.

We went to the moon and discovered earth.