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01-30-17

NASA’s Day of Remembrance

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They will always be remembered…

Apollo 1 (January 27, 1967)

Virgil “Gus” Grissom – Commander, Edward White – Command Pilot, Roger Chaffee – Pilot

STS-51 L (January 28, 1986)

Francis R. Scobee – Commander, Michael J. Smith – Pilot, Judith A. Resnik – Mission Specialist 1, Ellison Onizuka – Mission Specialist 2, Ronald E. McNair – Mission Specialist 3, Gregory B. Jarvis – Payload Specialist 1, Sharon Christa McAuliffe – Payload Specialist 2

STS-107 (February 1, 2003)

Rick D. Husband – Commander, William C. McCool – Pilot, Michael P. Anderson – Payload Commander, David M. Brown – Mission Specialist 1, Kalpana Chawla – Mission Specialist 2, Laurel Clark – Mission Specialist 3, Ilan Ramon – Payload Specialist 1

Video credit: NASA

 

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01-29-17

Apollo 1

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Wikipedia dixit:

“Apollo 1, initially designated AS-204, was the first manned mission of the United States Apollo program, which had as its ultimate goal a manned lunar landing. The low Earth orbital test of the Apollo Command/Service Module never made its target launch date of February 21, 1967. A cabin fire during a launch rehearsal test on January 27 at Cape Kennedy Air Force Station Launch Complex 34 killed all three crew members—Command Pilot Virgil I. “Gus” Grissom, Senior Pilot Edward H. White II, and Pilot Roger B. Chaffee—and destroyed the Command Module (CM). The name Apollo 1, chosen by the crew, was officially retired by NASA in commemoration of them on April 24, 1967.

Immediately after the fire, NASA convened the Apollo 204 Accident Review Board to determine the cause of the fire, and both houses of the United States Congress conducted their own committee inquiries to oversee NASA’s investigation. The ignition source of the fire was determined to be electrical, and the fire spread rapidly due to combustible nylon material, and the high pressure, pure oxygen cabin atmosphere. The astronauts’ rescue was prevented by the plug door hatch, which could not be opened against the higher internal pressure of the cabin. A failure to identify the test as hazardous (because the rocket was unfueled) led to the rescue being hampered by poor emergency preparedness.

During the Congressional investigation, then-Senator Walter Mondale publicly revealed a NASA internal document citing problems with prime Apollo contractor North American Aviation, which became known as the “Phillips Report”. This disclosure embarrassed NASA Administrator James E. Webb, who was unaware of the document’s existence, and attracted controversy to the Apollo program. Despite congressional displeasure at NASA’s lack of openness, both congressional committees ruled that the issues raised in the report had no bearing on the accident.

Manned Apollo flights were suspended for 20 months while the Command Module’s hazards were addressed. However, the development and unmanned testing of the Lunar Module (LM) and Saturn V Moon rocket continued. The Saturn IB launch vehicle for Apollo 1, AS-204, was used for the first LM test flight, Apollo 5. The first successful manned Apollo mission was flown by Apollo 1’s backup crew on Apollo 7 in October 1968.”

Video credit: NASA

 

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Coalition for Deep Space Exploration dixit:

“It is with great sadness and profound gratitude that the Coalition for Deep Space Exploration notes the passing of Apollo Astronaut Captain Eugene “Gene” Cernan on Monday, January 16. He was 82.

Known for his continued support of human space exploration, Capt. Cernan left his mark on history with three historical space missions as the Pilot of Gemini IX, the Lunar Module Pilot of Apollo X and the Commander of Apollo XVII. He holds the distinction of being the second American to walk in space and the last man to walk on the Moon. Cernan received numerous honors throughout his 20 years as a Naval Aviator including the Navy Distinguished Flying Cross, the NASA Distinguished Service Medal, the FAI International Gold Medal for Space, induction into the U.S. Space Hall of Fame, enshrinement into the National Aviation Hall of Fame, Naval Aviation’s Hall of Honor and the International Aerospace Hall of Fame. Recently, Cernan authored the book, “The Last Man on the Moon” and participated in the 2016 documentary of the same name which detailed his influential role in the space industry.

Reflecting on Gene Cernan’s life, it’s easy to see he was a true American hero and one of our greatest pioneers for human space exploration. Although Capt. Cernan was the last man to walk on the Moon, he certainly didn’t want to be the last as he spent recent years inspiring future generations and encouraging the U.S. government to return America to its prominent role in human deep space exploration, said Dr. Mary Lynne Dittmar, Executive Director of the Coalition. On behalf of the Coalition for Deep Space Exploration, I offer our most sincere condolences to Capt. Cernan’s family and pray that his passion for exploration will continue to be an inspiration to us all.

Video credit: NASA

 

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NASA dixit:

“Outside the International Space Station, Expedition 50 Commander Shane Kimbrough of NASA and Flight Engineer Thomas Pesquet of the European Space Agency conducted a spacewalk in U.S. spacesuits to upgrade the system for the 1A power channel of the orbital laboratory’s starboard 4 (S4) truss solar arrays. Moving adapter plates and batteries, Kimbrough completed the work to hook up electrical connections for the last three of six new lithium-ion batteries recently delivered to the station, and to move the last of the old nickel-hydrogen batteries that will be stored on the station. It was the second spacewalk in a week for Kimbrough and the fourth of his career, and the first for Pesquet in the refurbishment of two of the station’s eight power channels. On Jan. 6, Kimbrough and Flight Engineer Peggy Whitson of NASA conducted similar work for the 3A power channel of the station’s S4 solar arrays.”

Video credit: NASA

 

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NASA dixit:

“On the International Space Station, Expedition 50 Commander Shane Kimbrough and Flight Engineer Peggy Whitson of NASA floated outside the Quest airlock for a spacewalk to complete half of the work involved to swap out nickel-hydrogen batteries on the station’s truss with new lithium-ion batteries. Kimbrough and Whitson installed adapter plates on the truss and hooked up electrical cables as part of a complex robotics and spacewalk plan to shore up the station’s power supply for the future. It was the third spacewalk of Kimbrough’s career and the seventh for Whitson, who equaled the mark for most spacewalks by a woman previously set by NASA’s Suni Williams. Kimbrough will venture outside the station again on Jan. 13 with Flight Engineer Thomas Pesquet of ESA (European Space Agency) to continue and complete the battery work.”

Video credit: NASA

 

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01-4-17

HST

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Wikipedia dixit:

“The Hubble Space Telescope (HST) is a space telescope that was launched into low Earth orbit in 1990, and remains in operation. Although not the first space telescope, Hubble is one of the largest and most versatile, and is well known as both a vital research tool and a public relations boon for astronomy. The HST is named after the astronomer Edwin Hubble, and is one of NASA’s Great Observatories, along with the Compton Gamma Ray Observatory, the Chandra X-ray Observatory, and the Spitzer Space Telescope.

With a 2.4-meter (7.9 ft) mirror, Hubble’s four main instruments observe in the near ultraviolet, visible, and near infrared spectra. Hubble’s orbit outside the distortion of Earth’s atmosphere allows it to take extremely high-resolution images, with substantially lower background light than ground-based telescopes. Hubble has recorded some of the most detailed visible light images ever, allowing a deep view into space and time. Many Hubble observations have led to breakthroughs in astrophysics, such as accurately determining the rate of expansion of the universe.

The HST was built by the United States space agency NASA, with contributions from the European Space Agency. The Space Telescope Science Institute (STScI) selects Hubble’s targets and processes the resulting data, while the Goddard Space Flight Center controls the spacecraft.

Space telescopes were proposed as early as 1923. Hubble was funded in the 1970s, with a proposed launch in 1983, but the project was beset by technical delays, budget problems, and the Challenger disaster (1986). When finally launched in 1990, Hubble’s main mirror was found to have been ground incorrectly, compromising the telescope’s capabilities. The optics were corrected to their intended quality by a servicing mission in 1993.

Hubble is the only telescope designed to be serviced in space by astronauts. After launch by Space Shuttle Discovery in 1990, four subsequent Space Shuttle missions repaired, upgraded, and replaced systems on the telescope, including all five of the main instruments. A fifth mission was canceled on safety grounds following the Columbia disaster (2003). However, after spirited public discussion, NASA administrator Mike Griffin approved one final servicing mission, completed in 2009. The telescope is operating as of 2016, and could last until 2030–2040. Its scientific successor, the James Webb Space Telescope (JWST), is scheduled for launch in 2018.”

Video credit: NASA Goddard

 

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