<p>Globular cluster 47 Tucanae houses thousands of stars and is the second brightest cluster in the sky after Omega Centauri. This Hubble image shows white dwarf stars, concentrated in the center of the picture, migrating to the cluster's outskirts.</p>

Heavenly Host

Globular cluster 47 Tucanae houses thousands of stars and is the second brightest cluster in the sky after Omega Centauri. This Hubble image shows white dwarf stars, concentrated in the center of the picture, migrating to the cluster's outskirts.

Photograph by NASA, ESA, and the Hubble Heritage

Week's Best Space Pictures: Tornadoes Wreak Havoc And Galaxies Shine

Satellites capture a wild week in Earth's atmosphere, and telescopes capture galaxies in all their shining glory in this week's most amazing views from space.

Feed your need for "heavenly" views of the universe every Friday with our picks for the most awe-inspiring space pictures. This week, severe storms pound the U.S., Mars gets a sandblasting, and a moulin drains an ice sheet.

DON'T MISS THE REST OF THIS STORY!
Create a free account to continue and get unlimited access to hundreds of Nat Geo articles, plus newsletters.

Create your free account to continue reading

No credit card required. Unlimited access to free content.
Or get a Premium Subscription to access the best of Nat Geo - just $19
SUBSCRIBE

Read This Next

Is banning fishing bad for fishermen? Not in this marine reserve
SeaWorld allegedly violated the Animal Welfare Act. Why is it still open?
'World’s worst shipwreck' was bloodier than we thought

Go Further

Subscriber Exclusive Content

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet