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Today’s CSExtra offers the latest reporting and commentary on space related activities from across the globe. Cosmic radiation represents obstacle to the human exploration of Mars; Russia disclosed plans for new heavy lift rocket rivaling NASA’s Space Launch System. Russia looks to China, India for space cooperation. In Florida, NASA’s Morpheus prototype planetary lander takes flight. NASA joins with LittleBits to market new space hobby kits. Hubble Space Telescope marks launch anniversary.  National Air and Space Museum welcomes Hubble Space Telescope repair exhibit. On Mars, Curiosity rover brakes for science. Venus, Mars shine in pre-dawn skies. U.S. Air Force Boeing X-37B experimental space plane surpasses a year in orbit. In California, space firm property tax measure heads to governor for signature. Arizona governor places state on par with other states by signing space liability legislation.

Human Deep Space Exploration

Space radiation remains major hazard for humans going to Mars

Wired.com (4/24): Radiation from cosmic rays poses obstacle to future human exploration of Mars.

Russia gives green light to super heavy rocket project

Ria Novosti, or Russia (4/24): Russian space agency chief Oleg Ostapenko approves inclusion of new heavy lift rocket start in federal space program. The scalable rocket could reach a 120 metric ton lift capability, enough to support human missions to the moon and Mars in the coming decades.

Russia set to boost cooperation with India, China

Ria Novosti, of Russia (4/24): India, China look to Russian for space cooperation. The exchange comes amid a rise in tension between Russia and the West over Ukraine.

Morpheus flight test a success

Florida Today (4/24): Latest test flight in a series for prototype NASA planetary lander. Morpheus follow on would support future human, unpiloted planetary missions.

NASA space kit by LittleBits: A starter satellite for your kid astronaut

Wall Street Journal (4/24): NASA collaborates with toymaker LittleBits on model kits for young space enthusiasts. NASA hopes to engage children in scientific, engineering endeavors.

Unmanned Deep Space Exploration

Happy birthday, Hubble telescope

Huntsville Times (4/25): The Hubble Space Telescope was launched into space 24 years ago today.  Since then, the orbiting observatory has made more than 930,000 observations.

Hubble repair mission remembered in new National Air and Space Museum exhibit

Space Flight Insider (4/24): Washington exhibit on NASA’s efforts to repair and upgrade the Hubble Space Telescope go on public display in the nation’s capital this week.

NASA’s Mars rover Curiosity arrives at ‘The Kimberley’ science destination

AmericaSpace.com (4/23): On Mars, NASA’s Curiosity rover reaches the Kimberley Way point, where it will drill into the ground for information about past environments in the region near Mount Sharp. Curiosity reached the Martian surface in August 2012.

Asteroids as seen from Mars: A Curiosity rover first

NASA: On Mars, cameras aboard the Curiosity rover capture images of the asteroids Ceres and Vesta.

Venus and the Moon shine together at dawn this week: Where to look

Space.com (4/24): Venus and the moon dazzle in the pre-dawn skies on Friday and Saturday. Look to the east-southeast.

Low Earth Orbit

U.S. Air Force’s mysterious X-37B space plane passes 500 days in orbit

Space.com (4/27): Boeing’s unpiloted reusable space plane sails past the 500 day mark on its latest secret orbital mission. The U.S. Air Force X-37B launched on Dec. 11, 2012.

Commercial to Low Earth Orbit

California space industry tax break heads to Gov. Jerry Brown

Sacramento Bee (4/24): Ten year tax break measure for private space firms heads to California Gov. Jerry Brown for signature.

Suborbital

Arizona passes spaceflight liability bill

Spacepolitics.com (4/24): Arizona Gov. Jan Brewer signs new spaceflight liability legislation. Similar legislation in other states requires commercial passengers to sign liability release forms.

Brought to you by the Coalition for Space Exploration, CSExtra is a daily compilation of space industry news selected from hundreds of online media resources.  The Coalition is not the author or reporter of any of the stories appearing in CSExtra and does not control and is not responsible for the content of any of these stories.  The content available through CSExtra contains links to other websites and domains which are wholly independent of the Coalition, and the Coalition makes no representation or warranty as to the accuracy, completeness or authenticity of the information contained in any such site or domain and does not pre-screen or approve any content.   The Coalition does not endorse or receive any type of compensation from the included media outlets and is not responsible or liable in any way for any content of CSExtra or for any loss, damage or injury incurred as a result of any content appearing in CSExtra.  For information on the Coalition, visit www.space.com or contact us via e-mail at Info@space.com.