On October 4, 1957 the USSR launched Sputnik-1, the first ever manmade satellite, into space. Check out the orbiting sphere that inaugurated the space race along with the space age.
Source SPACE.com: All about our solar system, outer space and exploration
55th Anniversary of the Dawn of the Space Age
Inside Spacecraft Design
Space Architecture: Interview With Marc M. Cohen
Making Of India's Space Shuttle - The Inside Story
Sierra Nevada Corporation Unveils Cargo Version of Dream Chaser- Reusable Launch Vehicles: An Indian Perspective
What Constitutes Failure?
Researchers Develop Water Splitting Solar-Thermal System to Produce Hydrogen Fuel
Novel Thrusters Being Developed for Nanosats
Cella Energy Hydrogen Pellets: Fuel Storage And Radiation Protection
NASA Discovery Raises Concerns about Fire Safety in Space
CAMRAS: NASA’s CO2 and Moisture Removal System Ready for Final Tests
Dreamliner Battery Woes Have ISS Implications
Space Systems/Loral: A Case Study in Ineffective Incident Investigation
Flexure to Put NASA Thermal Insulation Technology to Work
TDRS-K, Boosting Communications in Space
Russian Pioneers of Space Safety: Beyond Mitigation
Do We Really Need So Many Satellites? US Agency Admits Underutilizing Resources
NASA, ESA Try Out "Interplanetary Internet" Technology
Selective Laser Melting: The Future of Space Manufacturing
Where NASA Tests Spacecraft Landing, the Old Fashioned Way 
New York to Tokyo By Way of Outer Space
Knot: The Oldest Space Technology
55th Anniversary of the Dawn of the Space Age
NanoThor Aims to Fling NanoSats into Orbit
"Massively Redundant" Water Walls Spacecraft To Use Water for Everything
NASA Funds Study of Sideways Flying Supersonic Plane 
NASA and ESA to Test Laser Communication 
Growing Trend Towards Accessible Space
Open Source Cubesat Next Phase in DIY Space Access
Flying Near the Edge of Space for 57 Years
The X-37B Space Plane: Where is it now?
Skylon Spaceplane Tests Key Technology
Blue Origin Activities Increase Visibility
MicroThrust Ion Engine Could Place Cubesats in Lunar Orbit
American Spacecrafts in Display (Infographic)
New Low Cost Fasteners Suitable for Hypersonic Flight
SCaN Testbed to Expand Communications Capabilities
Understanding Communications Satellites 
NASA's FLEX Studies Fire Extinguishing Techniques for Space
James Webb Telescope Sunshield Deployment Mechanism
Airship Prototype Breaks Altitude Record
Boeing X-37C Crew Vehicle
What is a Stall?
NASA Starts Building First Space-Bound Capsule
How Progress Cargo Spacecraft Works
Safety of Lithium Battery
Browse The Space Shuttle Columbia Disaster
How We Nearly Lost Discovery: Returning to Flight After Columbia
Remembering Columbia
Learning from Columbia
Organizational Factors of the Columbia Disaster
The Columbia Disaster and Space Program Safety 
Columbia And The Day of Remembrance
Sixteen Minutes from Home
STS-107: Columbia's Lost Crew
Timeline of the Columbia Disaster
Columbia Disaster Recommended Reading
Columbia Disaster Creative Works
The Columbia Disaster In Perspective![A trajectory analysis that used a computational fluid dynamics approach to determine the likely position and velocity histories of the foam (Credits: NASA Ref [1] p61).](http://www.spacesafetymagazine.com/wp-content/uploads/2014/05/fluid-dynamics-trajectory-analysis-50x50.jpg)
Cause and Consequences of the Columbia Disaster
Lessons Learned from the Columbia Disaster
Impact of Columbia Disaster on US Aviation Safety- Living with Columbia: Interview with Mike Cianilli
Remembering the Columbia Crew, One Day at a Time
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