Our Home Planet Earth Archive
23 August 2011, 03:00 PM ET
When NASA's Lunar Orbiter 1 snapped a view of Earth from the moon 45 years ago, it put the world in perspective.
23 August 2011, 07:33 AM ET
Pretty soon, you may be able to see the entire Earth from space, live in HD.
18 August 2011, 02:38 PM ET
A never before seen look at the path of a coronal mass ejection from the solar surface to Earth grabbed by NASA's twin Sun-studying satellites, letting scientists measure the expanding super-hot gas shot out by solar eruptions.
18 August 2011, 01:23 PM ET
Satellite data shows how ice moves from the interior of the Antarctic continent to the coasts. This color-coded animation shows vast movement on geologic time scales.
29 July 2011, 07:00 AM ET
Earth's moon may be unique throughout the universe.
28 July 2011, 07:36 PM ET
A new study is being touted as the death knell for the existence of global warming. Not so fast, climate researchers say.
14 July 2011, 10:04 AM ET
Over a century and a half of Earthly events have transpired during one Neptune orbit around the sun. Watch where Neptune was located during some of humanity's most important events since 1846.
02 July 2011, 05:22 PM ET
Canadian space tourist Guy Laliberte, founder of Cirque du Soleil, published a book called "Gaia" of photos of the Earth he took while visiting the International Space Station.
29 June 2011, 10:46 AM ET
Europe's Giotto mission studied Halley's comet and discovered that it's composed of organics and silicates and its "snowy" dust particles may have contributed to life on our planet. The Rosetta mission will continue the research of comets.
28 June 2011, 09:00 AM ET
A private space tourist has published a new book of gorgeous photos of Earth from space.
21 June 2011, 02:00 AM ET
What if dinosaurs and Neanderthals had not gone extinct? What if the sun was twice as large? How 10 key moments in history could change the present.
20 June 2011, 02:15 PM ET
Summer in the Northern Hemisphere will officially arrive on Tuesday (June 21).
20 June 2011, 07:00 AM ET
Venus is our closest neighbor, but we know very little about how it became the hellish planet it is today.
20 June 2011, 02:07 AM ET
What if dinosaurs and Neanderthals had not gone extinct? What if the sun was twice as large? How 10 key moments in history could change the present.
17 June 2011, 08:00 AM ET
The newfound comet should be visible to the naked eye in early 2013.
17 June 2011, 04:41 AM ET
What if dinosaurs and Neanderthals had not gone extinct? What if the sun was twice as large? How 10 key moments in history could change the present.
15 June 2011, 03:23 PM ET
"Our planet is definitely changing and we're definitely causing it" says NASA oceanographer Josh Willis. NASA scientists describe their findings on ice melt and sea level rise.
15 June 2011, 01:52 AM ET
What if dinosaurs and Neanderthals had not gone extinct? What if the sun was twice as large? How 10 key moments in history could change the present.
14 June 2011, 08:00 AM ET
What if dinosaurs had not gone extinct? What if Earth was twice as large? How 10 key moments in history could change the present.
11 June 2011, 01:57 PM ET
See photos from the June 10 NASA rocket launch that sent the ocean salt-mapping satellite Aquarius/SAC-D into orbit.
10 June 2011, 11:32 AM ET
The Aquarius/SAC-D satellite will map the saltiness of Earth's oceans from space.
10 June 2011, 10:40 AM ET
NASA's sea salt measurement mission will help scientists understand how salinity effects Earth's climate. Launched on Jun 10, 2011, Aquarius may help predict climate trends in the future.
10 June 2011, 08:56 AM ET
The survival of the Netherlands depends on good adaptation to what happens in the climate" says Prince Willem-Alexander. Europe's Cryosat mission is measuring the changes in ice thickness at the north and south poles to make a better assessment.
10 June 2011, 12:00 AM ET
NASA is set for Friday's launch of its Aquarius observatory, which will map out the links between Earth's climate and the saltiness of its oceans.
09 June 2011, 01:52 PM ET
NASA's Calipso satellite is five years old and observes the atmosphere.
02 June 2011, 05:35 PM ET
An asteroid the size of a small motorhome zoomed near Earth last night (June 1), coming closer to us than the moon sits.
02 June 2011, 10:53 AM ET
Orbiting our planet, spacecraft really take their lumps and bumps. Europe's GOCE satellite has produced the most detailed map of the Earth's gravitational field, helping scientists understand ocean circulation and its effects on climate change.
02 June 2011, 07:00 AM ET
Take a clay model of Earth and squish it with your fingers, and the result will appear similar to the geoid — the latest and best-ever map of our planet's gravitational field.
31 May 2011, 10:43 AM ET
Spectacular photos show Endeavour at the space station over nighttime Earth.
27 May 2011, 09:20 AM ET
The target of NASA's new OSIRIS-Rex mission is an asteroid that might slam into Earth in 171 years.
26 May 2011, 02:00 PM ET
Scientists may have to rethink some of their ideas about how the moon formed.
21 May 2011, 08:24 AM ET
Pope Benedict XVI talks about the delicate nature of the Earth on many levels in a conversation with astronauts aboard the ISS on May 21, 2011.
18 May 2011, 10:00 AM ET
The magnetosphere protects life on Earth from harmful solar storms.
18 May 2011, 06:30 AM ET
NASA's Aquarius/SAC-D mission will take global measurements of the saltiness, or salinity, of Earth's oceans.
12 May 2011, 09:19 PM ET
Water circulation from ocean to atmosphere, to land and back has a major impact on oceanic salinity levels; NASA's Aquarius satellite will give scientists the ability to monitor the effects of those changes on ocean circulation and the climate.
12 May 2011, 08:57 PM ET
NASA's Aquarius satellite will sport a state of the art radiometer for detecting natural thermal emissions and a scatterometer, to compensate for waves, in this study of the impact of ocean salinity on climate change.