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  2. 1999 in science - Wikipedia

    en.wikipedia.org/wiki/1999_in_science

    December 16 – The Beethoven Burst (GRB 991216) is one of the most powerful detected Gamma-ray bursts. NASA loses two Mars probes, the Mars Climate Orbiter and the Mars Polar Lander. The Subaru 8.3 m and Gemini North 8.1 m reflecting telescopes open at the Mauna Kea Observatory in Hawaii. The Cetus Dwarf galaxy is discovered.

  3. Timeline of space exploration - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_space_exploration

    First space walk/extra-vehicular activity (Alexei Leonov). USSR Voskhod 2: March 1965: First crewed spacecraft to change orbit. USA (NASA) Gemini 3: 14 July 1965: First flyby of Mars (returned pictures). USA (NASA) Mariner 4 [18] 14 July 1965: First photographs of another planet from deep space . USA (NASA) Mariner 4 [18] 26 November 1965

  4. List of uncrewed NASA missions - Wikipedia

    en.wikipedia.org/wiki/List_of_uncrewed_NASA_missions

    With a refocusing of the program in 2000, the Deep Space series was renamed "Space Technology." Deep Space 1 (DS1) is a spacecraft dedicated to testing a payload of advanced, high-risk technologies. Launched on October 24, 1998, the Deep Space 1 mission carried out a flyby of asteroid 9969 Braille , the mission's science target.

  5. Top space discoveries from 2016 - AOL

    www.aol.com/article/news/2016/12/30/top-space...

    2016 was an incredible year for discoveries in space, but you’ve probably even forgotten some of the amazing things we now know. 2016 was an incredible year for discoveries in space, but you ...

  6. Month in space: Feb. 2016 - AOL

    www.aol.com/news/2016-02-29-month-in-space-feb...

    More from AOL.com: Month in space: Jan. 2016 After 40 years, NASA declassifies 'outer space music' heard by astronauts on Apollo 10 Branson's Virgin Galactic unveils new passenger spaceship

  7. 9 discoveries that have fundamentally altered our ... - AOL

    www.aol.com/9-discoveries-fundamentally-altered...

    One of the most significant initial discoveries on that front was found in 1929 at a site near Clovis, New Mexico. Mammoth bones and stone tools at the site date back to 13,000 years ago.

  8. Timeline of discovery of Solar System planets and their moons

    en.wikipedia.org/wiki/Timeline_of_discovery_of...

    The timeline of discovery of Solar System planets and their natural satellites charts the progress of the discovery of new bodies over history. Each object is listed in chronological order of its discovery (multiple dates occur when the moments of imaging, observation, and publication differ), identified through its various designations (including temporary and permanent schemes), and the ...

  9. Timeline of artificial satellites and space probes - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_artificial...

    Vanguard 1. Expected to de-orbit in ~2240AD, this and its upper launch stage are the oldest human-made objects in space. Also the first use of solar cells to power a satellite. [1] 1.47 kg (3.25 lb) March 26 US: Explorer 3: Juno I: Success: Added to data received by Explorer 1. [1] 14.1 kg (31.0 lb) April 29 US: Vanguard 2A: Vanguard TV-5: Failure