Earth in a snowy landscape

Sphere floating over snowy landscape

Sphere floating over snowy landscape

Plane flying over clouds and illuminated map of earth

Model airplane flying over world map

Model aircraft flying over world map

View from the plane over snowy mountains

Boy (4-5) with raised arms in snowy landscape

World map over forest

Sunrise Over Snowy Landscape

Senior couple on snowy landscape sitting on sledge face to face smiling, Sattelbergalm, Tyrol, Austria

Mountain range, trees and senior couple far away on snowy landscape, Sattelbergalm, Tyrol, Austria

Rear view of silhouetted man carrying snow shoes on shoulders in snowy landscape, Ural, Russia

Four Whooper swans in flight over snowy frozen lake, with hills beyond, Lake Kussharo, Hokkaido, Japan

World map and light beams over a circuit board

Single Whooper swan in flight over snowy frozen lake, close up monochrome, Lake Kussharo, Hokkaido, Japan

Human hand holding Earth globe with a green landscape background.

An Earth-like planet rises over a rocky and barren alien world.

Digital composite of globe over ripples in water

Digital composite of ring encircling globe over circuit

Flat Tire 2 Linda Braucht (20th C. American) Computer Graphics

Digital composite of globe over circuit

Artist's concept comparing the size of Mars with that of the Earth.

Alien flora flourishes in an impact crater on an earth-like planet.

Flying life forms grace the crimson skies of the earth-like extrasolar planet Gliese 581 c.

Idea taken from Star Trek. The project turns dead and lifeless planets into green earth-like habitats.

A cartoon drawing of a man struggling to hold a large world globe

The Sun begins its journey toward becoming a red giant.

Map of earth over snowy landscape