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  2. List of hydroelectric power station failures - Wikipedia

    en.wikipedia.org/wiki/List_of_hydroelectric...

    Failed in fair weather due to a combination of poor construction, age, and neglect. Caused downstream failure of the Cascade Dam. Destroyed historical Stanley hydro power station and a fish hatchery. Flooded a campground and the town of Estes Park impacting 75% of business activity. $31 million in damages and three lives lost. Three similar ...

  3. Eurostar E3000 - Wikipedia

    en.wikipedia.org/wiki/Eurostar_E3000

    The E3000 bus can be modified extensively to meet customer requirements, but most of the E3000 satellites have a launch mass of between 4,500 and 6,000 kg (9,900 and 13,200 lb), and solar arrays between 35 and 45 m (115 and 148 ft) providing between nine and sixteen kilowatts at end of life.

  4. Eurostar (satellite bus) - Wikipedia

    en.wikipedia.org/wiki/Eurostar_(satellite_bus)

    In 2018, Airbus D&S launched the first E3000e - a modified E3000 with all-electric propulsion, removing the standard propulsion module and over 2,000 kg (4,400 lb) of excess mass with it. SES-12 for SES was the first customer for the E3000e in June 2018. At least 48 x E3000 and E3000e satellite busses had been built and launched by the end of 2018.

  5. Comparison of embedded computer systems on board the Mars ...

    en.wikipedia.org/wiki/Comparison_of_embedded...

    Direct teleoperation of a Mars rover is impractical, as the round trip communication time between Earth and Mars ranges from 8 to 42 minutes and the Deep Space Network system is only available a few times during each Martian day . [1] Therefore, a rover command team plans, then sends, a sol of operational commands to the rover at one time. [1]

  6. Exploration of Mars - Wikipedia

    en.wikipedia.org/wiki/Exploration_of_Mars

    Mars 1962A was a Mars flyby mission, launched on October 24, 1962, and Mars 1962B an intended first Mars lander mission, launched in late December of the same year (1962). Both failed from either breaking up as they were going into Earth orbit or having the upper stage explode in orbit during the burn to put the spacecraft into trans-Mars ...

  7. Criticism of space exploration - Wikipedia

    en.wikipedia.org/wiki/Criticism_of_space_exploration

    Fulbright scholar and Mars colonization advocate Zahaan Bharmal outlined three hypothetical arguments against human colonization of Mars: (1) that humans will contaminate Mars, (2) that robots have inherent advantages over humans in space exploration, and (3) that issues like climate change, overpopulation, and nuclear war should be prioritized ...

  8. Mars Climate Orbiter - Wikipedia

    en.wikipedia.org/wiki/Mars_Climate_Orbiter

    The Mars Climate Orbiter (formerly the Mars Surveyor '98 Orbiter) was a robotic space probe launched by NASA on December 11, 1998, to study the Martian climate, Martian atmosphere, and surface changes and to act as the communications relay in the Mars Surveyor '98 program for Mars Polar Lander.

  9. Cleaning event - Wikipedia

    en.wikipedia.org/wiki/Cleaning_event

    The rovers were expected to last about 90 sols (Martian days) on Mars, after which dust would cover their solar panels and reduce solar power to levels too low for the rovers to operate. However, power levels went back up due to the cleaning events caused by the winds in the Martian atmosphere.