Our Place in the Universe: Cosmic Picture Album

Our home: Planet Earth

Our home star: the Sun

The Moon: Earth's satellite

Lining up of the planets in the Solar System

The inner planets

The outer planets

Planet Mars (where there is likely seasonal salt water)

Jupiter's ice-covered moon, Europa

Star-birth clouds in M16: stellar "eggs" emerge from molecular cloud

Star cluster: globular cluster NGC 6397

Crab nebula: a six-light-year-wide expanding remnant of a star's supernova explosion. Chinese astronomers recorded this violent event nearly 1,000 years ago in 1054.

Our home galaxy: the Milky Way

Our nearest peer galaxy: the Andromeda Galaxy

majestic spiral galaxy NGC 4414

Spiral galaxy NGC 4414

majestic spiral galaxy NGC 4414

Spiral galaxy M101

A grazing encounter between two spiral galaxies (NGC 2207 and IC2163)

The Hickson compact group

A group of galaxies: the Hickson compact group 87

A zoo of galaxies

HDF North

Hubble Deep Field North image: a very deep view of space reveals lots of galaxies (thousands in this picture)

HDF South

Hubble Deep Field South image


Hubble Ultra Deep Field image

WMAP sky map

Baby Universe
The imprint of primordial seeds (matter density fluctuations) in the cosmic microwave background as seen by the Wilkinson Microwave Anisotropy Probe.

These images are compiled by Yun Wang from NASA websites.