Outer Space

Mysteries of Space : Burning Question
Take a whiff: After spacewalks, astronauts' space suits are said to carry a lingering, unpleasant metallic smell.

What does space smell like?

The gear of an astronaut who's completed a space walk emits what some describe as a burnt metallic stench. Now, NASA wants to recreate it

NASA : Flashback
An artist's concept of Curiosity on Mars: In order to do its job investigating the red planet for traces of microbial alien life, the NASA rover must first survive the landing.

The Mars rover's '7 minutes of terror': A guide to the planned landing

The $2.5 billion Curiosity rover has mere moments to go from 13,000 miles per hour to zero — and one small error could ruin everything

Mysteries of Space : Instant Guide
An image taken by NASA's Hubble Space Telescope shows five moons orbiting the distant, icy dwarf planet Pluto: The green circle marks the newly discovered moon, designated P5.

Do Pluto and its largest moon form a 'double planet'?

The mysterious dwarf continues to surprise scientists, as a newly discovered moon resurrects a debate over the former planet's status

Mysteries of Space : Forecast
An astronaut on the International Space Station: New research suggests that space's lack of gravity may do the human body more good than harm.

Could space travel make people live longer?

Zero gravity does strange things to our physiology, and now researchers think it may actually make the body age more slowly

Mysteries of Space : Instant Guide
Using the hashtag #ChasingUFOs, alien fanatics everywhere can tweet messages that will be cobbled together and sent up to our potential E.T. friends.

The final frontier: Tweeting at aliens?

On the 35th anniversary of the mysterious Wow! signal astronomers received in 1977, we'll finally respond to what some believe was a message from extraterrestrials

NASA : Opinion Brief
Chinese astronauts, including the country's first female space traveler (left), before liftoff on June 16.

Is China's space program a threat to America's?

The Asian superpower is flexing its muscles with the successful docking of its Shenzhou-9 spacecraft. But China has quite a way to go before it catches NASA

Mysteries of Space : In-depth briefing
Guests staying in a pod of Russia's planned space hotel would eat dehydrated food — while orbiting at an average speed of 18,600 mph.

The space race for tourists

After years of delays, the long-awaited dream of commercial flights to space may soon become reality

Mysteries of Space : Fact Sheet
Two craters on the surface of Mars, color-coded here to highlight their varied terrain, may prove that the planet underwent significant fluctuations in its climate.

Did climate change turn Mars into a dead planet?

Detailed pictures of two sister craters offer proof that the Red Planet may once have been sufficiently moist to support life

Mysteries of Space : Instant Guide
An illustration of Mars One's proposed human settlement: The newly created group sees the Red Planet as the "Plymouth Rock" of our near future.

The earnest plan to have a settlement on Mars by 2023

A Dutch group outlines an ambitious multipart strategy to have humans living on the Red Planet in about a decade — if everything pans out

NASA : Analysis
AS10, a drink supplement originally designed for astronauts, can now be purchased on health and vitamin websites for $50 for a 25-ounce bottle.

NASA's wrinkle-erasing 'space drink'

With exotic ingredients like cupuacu and yumberry, a new antioxidant-rich beverage helps reverse the withering effects of Father Time

NASA : Forecast
SpaceX's successful launch Tuesday morning proves that NASA is no longer the only game in town, and may inspire a new generation of rocketeers.

SpaceX's successful launch: 4 predictions for what's next

The first privately owned spacecraft is making its inaugural delivery trip to the International Space Station, ushering in a new era of space travel

NASA : By the numbers
If NASA goes into business with SpaceX, the private space company will be expected to make 12 cargo deliveries to the International Space Station over the next several years.

SpaceX's historic launch: By the numbers

On Tuesday the first privately owned spacecraft ever will (again) attempt to blast off and deliver goods to the International Space Station

Mysteries of Space : Analysis
A model of the Starship Enterprise: The iconic Star Trek spaceship may take flight in the real world by 2032 if one determined engineer has his way.

The ambitious plan to build Star Trek's USS Enterprise

One adventurous engineer makes a compelling case to boldly build what no man has built before. Could the crazy thing actually work?

NASA : Burning Question
The Dragon spacecraft and its Falcon 9 rocket are rolled to the Cape Canaveral, Fla., launchpad for tests ahead of the landmark liftoff scheduled for May 19.

SpaceX: Should we cheer private space flight?

With the first privately-owned spacecraft heading for the International Space Station on May 19, space enthusiasts argue that it's time to stop mourning NASA's decline

Mysteries of Space : Instant Guide
A NASA Hubble Space Telescope image of inferred dark matter that has been tinted blue shows the concentration of dark matter at the center of a galaxy.

The dark matter pelting your body right now: A guide

Groundbreaking research suggests the universe's most mysterious substance is hitting the human body at a much higher rate than previously thought

NASA : Essay
In the mid-'60s, 4 percent of tax revenue flowed to NASA. Today, that number is one-half of 1 percent.

NASA's dwindling budget: Why has America stopped reaching for the stars?

Space travel inspires us to dream about tomorrow, says Neil deGrasse Tyson. So why did we give up?

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