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  2. List of deep fields - Wikipedia

    en.wikipedia.org/wiki/List_of_Deep_Fields

    Year captured Size (arcminute) Number of exposures Hubble Deep Field: 1995: 2.6′x2.6′ 342 Hubble Deep Field South: 1998: 5.3²′ 995 Chandra Deep Field South: 1999–2000: 16′ across: 11 Hubble Ultra-Deep Field: 2003–2004: 2.4′x2.4′ 808 Extended Groth Strip: 2004–2005: 70′x10′ over 500 Cosmic Assembly Near-infrared Deep ...

  3. NASA Astronaut Group 24 - Wikipedia

    en.wikipedia.org/wiki/NASA_Astronaut_Group_24

    Year selected: TBA (Likely June 2025) Number selected: Unknown: ← 23 (2021) NASA Astronaut Group 25 →. NASA Astronaut Group 24 ... astronaut group in March 2024 ...

  4. List of spaceflight records - Wikipedia

    en.wikipedia.org/wiki/List_of_spaceflight_records

    The record for most time in space is held by Russian cosmonaut Oleg Kononenko, who has spent 1,111 days in space over five missions. He broke the record of Gennady Padalka on 4 February 2024 at 07:30:08 UTC during his fifth spaceflight aboard Soyuz MS-24/25 for a one year long-duration mission on the ISS. [21]

  5. Batteries in space - Wikipedia

    en.wikipedia.org/wiki/Batteries_in_space

    Vehicles such as the Apollo spacecraft and the Space Shuttle required more power than could be supplied by batteries or solar panels, and so relied on hydrogen fuel cells to provide several kilowatts of power for hundreds of hours. [2] A reserve battery is a primary battery that keeps its chemical reactants separated until needed. This improves ...

  6. Hubble Deep Field - Wikipedia

    en.wikipedia.org/wiki/Hubble_Deep_Field

    The Hubble Deep Field. The Hubble Deep Field (HDF) is an image of a small region in the constellation Ursa Major, constructed from a series of observations by the Hubble Space Telescope. It covers an area about 2.6 arcminutes on a side, about one 24-millionth of the whole sky, which is equivalent in angular size to a tennis ball at a distance ...

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