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  2. Rosetta (spacecraft) - Wikipedia

    en.wikipedia.org/wiki/Rosetta_(spacecraft)

    Rosetta was a space probe built by the European Space Agency launched on 2 March 2004. Along with Philae, its lander module, Rosetta performed a detailed study of comet 67P/Churyumov–Gerasimenko (67P). [9] [10] During its journey to the comet, the spacecraft performed flybys of Earth, Mars, and the asteroids 21 Lutetia and 2867 Šteins.

  3. List of social platforms with at least 100 million active ...

    en.wikipedia.org/wiki/List_of_social_platforms...

    YouTube: Alphabet Inc. United States: 2005 2.504 billion: 3 WhatsApp: Meta Platforms United States: 2009 2 billion: Had 1 billion daily active users when it had 1.3 billion monthly active users [citation needed] 4 Instagram: Meta Platforms United States: 2010 2 billion: 500 million daily Instagram Stories users: 5 TikTok: ByteDance China: 2016

  4. Perplexity.ai - Wikipedia

    en.wikipedia.org/wiki/Perplexity.ai

    Perplexity uses a freemium model and provides basic search functionalities and all search modes for free. The 'Focus' feature allows users to restrict the search to Reddit, YouTube, WolframAlpha or to restrict it to Academic (for searching research papers) or to Writing (Disables internet access for the LLM).

  5. Timeline of Rosetta (spacecraft) - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_Rosetta...

    25 February 2007 — The spacecraft approaches Mars up to 250 km. [7] 14 November 2007 — Second Earth swing-by for Rosetta passing within 5295 km from the surface. [7] 5 September 2008 — Rosetta flies by asteroid 2867 Šteins at a distance of c. 800 km. [8] 13 November 2009 — Rosetta flies by Earth.

  6. Rosetta will crash into its comet and die on September 30th - AOL

    www.aol.com/news/2016-06-30-rosetta-probe-crash...

    Farewell, young spacecraft. The European Space Agency's Rosetta probe has been surveying Comet 67P (or Churyumov-Gerasimenko) for the past 12 years, and on September 30th it will crash into the ...

  7. Optical, Spectroscopic, and Infrared Remote Imaging System

    en.wikipedia.org/wiki/Optical,_Spectroscopic...

    OSIRIS ( Optical, Spectroscopic, and Infrared Remote Imaging System) is the main scientific imaging system on the orbiter of the ESA spacecraft Rosetta for its mission to comet 67P/Churyumov–Gerasimenko. It was built by a consortium led by the German Max Planck Institute for Solar System Research . OSIRIS was approved as an instrument for the ...

  8. Reddit - Wikipedia

    en.wikipedia.org/wiki/Reddit

    Python [notes 3] Go [4] JavaScript. Reddit ( / ˈrɛdɪt /) is an American social news aggregation, content rating, and forum social network. Registered users (commonly referred to as "Redditors") submit content to the site such as links, text posts, images, and videos, which are then voted up or down by other members.

  9. List of most-liked YouTube videos - Wikipedia

    en.wikipedia.org/wiki/List_of_most-liked_YouTube...

    The music video for LMFAO 's song " Party Rock Anthem " stood as the most-liked video on YouTube in 2012, with 1.56 million likes, until the video for Psy 's " Gangnam Style " surpassed it in September that year with more than 1.57 million likes. Following this accomplishment, "Gangnam Style" entered the Guinness World Records book as the most ...