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In honor of Earth Day, here are our favorite images of the planet from space

To celebrate Earth Day, NASA is asking earthlings everywhere to share pictures and videos of their corner of the planet with the hashtag #NoPlaceLikeHome.

Some of the Earth-bound contributions are super lovely:

And I'm sure the ones you tweet out will be amazing, too.

But as beautiful and unique as our planet is, I have to admit I prefer being reminded that we're a mote of dust suspended in a sunbeam:

We're so small! And that's beautiful.

[New timelapse shows six months of views from space in six minutes]

So here are some of our favorite images of Earth from space, to keep things in a cosmic perspective.

First, some signs of life from up above:

A famous shot that captures the awe, beauty, and loneliness of spotting your planet from afar:

A reminder that we've always got a friend:

A reminder of the importance of the space robots:

A few that are just plain beautiful:

And finally, a look at the Earth and its moon from the Cassini spacecraft from nearly 900 million miles away in Saturn's orbit:

Want more space? Give these a click:

Watch this astronaut’s-eye view of the Orion spacecraft returning to Earth

Stunning GoPro video captures a dizzying spacewalk

This time-lapse video shows lightning, an aurora, and a sunrise — from space