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ESA declares end of mission for Envisat satellite

Just weeks after celebrating its tenth year in orbit, communication with the Envisat satellite was suddenly lost on 8 April. Following rigorous attempts to re-establish contact and the investigation of failure ...

Space & Earth / Space Exploration

created May 09, 2012 | popularity 5 / 5 (1) | comments 0

Team restoring Mars orbiter after reboot

(PhysOrg.com) -- NASA's Mars Reconnaissance Orbiter put itself into a precautionary standby mode after experiencing a spontaneous computer reboot on Sept. 15. The mission's ground team has begun restoring ...

Space & Earth / Space Exploration

created Sep 20, 2010 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Mars Orbiter Puts Itself in Safe Mode Again

(PhysOrg.com) -- NASA's Mars Reconnaissance Orbiter put itself into a safe mode Wednesday morning, Aug. 26, for the fourth time this year, while maintaining spacecraft health and communications. While in safe ...

Space & Earth / Space Exploration

created Aug 27, 2009 | popularity 5 / 5 (2) | comments 0

Mars Orbiter in Safe Mode Increases Communication Rate

(PhysOrg.com) -- Engineers for NASA's Mars Reconnaissance Orbiter project have stepped up the communication rate being received from the orbiter as an early step in the process of determining why the spacecraft ...

Space & Earth / Space Exploration

created Aug 31, 2009 | popularity 4.8 / 5 (5) | comments 2

Engineers assessing Cassini spacecraft

Engineers at NASA's Jet Propulsion Laboratory, Pasadena, Calif., are working to understand what caused NASA's Cassini spacecraft to put itself into "safe mode," a precautionary standby mode. Cassini entered ...

Space & Earth / Space Exploration

created Nov 05, 2010 | popularity 5 / 5 (8) | comments 4 | with audio podcast

Cassini to resume nominal operations

Engineers at NASA's Jet Propulsion Laboratory, Pasadena, Calif., expect the Cassini spacecraft will resume normal operations on Nov. 24. They have traced the steps taken by an onboard computer before Cassini ...

Space & Earth / Space Exploration

created Nov 10, 2010 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Mars Odyssey Orbiter Puts Itself Into Standby Safe Mode

(PhysOrg.com) -- NASA's Mars Odyssey orbiter put itself into a safe standby mode, and the mission team has begun steps to resume the spacecraft's science and relay operations this week.

Space & Earth / Space Exploration

created Jul 21, 2010 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast

Mars Odyssey Orbiter Puts Itself Into Safe Standby

(PhysOrg.com) -- NASA's Mars Odyssey orbiter put itself into a safe standby mode on Saturday, Nov. 28, and the team operating the spacecraft has begun implementing careful steps designed to resume Odyssey's ...

Space & Earth / Space Exploration

created Dec 01, 2009 | popularity 5 / 5 (4) | comments 0

Mars orbiter enters safe mode after disturbance

NASA says its powerful Mars Reconnaissance Orbiter is in safe mode after being hit by a cosmic ray or solar particle.

Space & Earth / Space Exploration

created Jun 05, 2009 | popularity 4.5 / 5 (10) | comments 4

Mars Reconnaissance Orbite Team Plans Uplink of Protective Files

(PhysOrg.com) -- The team operating NASA's Mars Reconnaissance Orbiter plans to uplink protective files to the spacecraft next week as one step toward resuming the orbiter's research and relay activities.

Space & Earth / Space Exploration

created Nov 25, 2009 | popularity 5 / 5 (4) | comments 0

Mars Express observations temporarily suspended

(PhysOrg.com) -- Anomalies in the operation of the solid-state mass memory system on board Mars Express have caused science observations to be temporarily halted. A technical work-around is being investigated ...

Space & Earth / Space Exploration

created Nov 02, 2011 | popularity 3 / 5 (1) | comments 1

False alarm sent Kepler into safe mode: team

The Kepler Project Team successfully returned the spacecraft to normal operations on Jan. 6, 2011. The team determined the condition was caused by unexpected noise in the signal from Kepler's sun sensors that ...

Space & Earth / Space Exploration

created Jan 10, 2011 | popularity not rated yet | comments 0

Kepler experienced 'safe mode' event

On Dec. 22, 2010, Kepler experienced a safe mode event. A safe mode is a self-protective measure that the spacecraft takes when something unexpected occurs. During safe mode, the spacecraft points the solar ...

Space & Earth / Space Exploration

created Dec 23, 2010 | popularity 3.8 / 5 (4) | comments 0

Mars Reconnaissance Orbiter: Preventive Care Continues; Science on Hold

During analysis of four safe-mode events this year, engineers for NASA's Mars Reconnaissance Orbiter project have identified a vulnerability to the effects of subsequent events.

Space & Earth / Space Exploration

created Sep 04, 2009 | popularity 3.5 / 5 (2) | comments 0

Cassini back to normal, ready for Enceladus

(PhysOrg.com) -- NASA's Cassini spacecraft resumed normal operations today, Nov. 24. All science instruments have been turned back on, the spacecraft is properly configured and Cassini is in good health. Mission ...

Space & Earth / Space Exploration

created Nov 25, 2010 | popularity 4.5 / 5 (4) | comments 0