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  2. 21st century - Wikipedia

    en.wikipedia.org/wiki/21st_century

    Shanghai, China, reflective of the modern cityscape of the 21st century. The 21st century is the current century in the Anno Domini or Common Era, in accordance with the Gregorian calendar. It began on 1 January 2001, and will end on 31 December 2100. It is the first century of the 3rd millennium.

  3. Timeline of the 21st century - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_the_21st_century

    January 15: The Hunga Tonga–Hunga Haʻapai eruption and tsunami is the largest and most powerful volcanic eruption in decades, and the largest explosion ever recorded by modern instruments. February 4 – 20 : The 2022 Winter Olympics are held in Beijing , China, making it the first city ever to host both the Summer Olympics and Winter Olympics .

  4. Friday Night Funkin' - Wikipedia

    en.wikipedia.org/wiki/Friday_Night_Funkin'

    In April 2021, the developers announced plans to launch a Kickstarter project later in the month to turn the demo into a full game. [12] On April 18, a Kickstarter project for the full version of the game was released under the name Friday Night Funkin': The Full Ass Game and reached its goal of $60,000 within hours. [17]

  5. Timeline of astronomy - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_astronomy

    The accelerated expansion was discovered during 1998, by two independent projects, the Supernova Cosmology Project and the High-Z Supernova Search Team, which both used distant type Ia supernovae to measure the acceleration.

  6. SN 1054 - Wikipedia

    en.wikipedia.org/wiki/SN_1054

    The Crab Nebula was identified as the supernova remnant of SN 1054 between 1921 and 1942, at first speculatively (1920s), with some plausibility by 1939, and beyond reasonable doubt by Jan Oort in 1942.

  7. Accelerating expansion of the universe - Wikipedia

    en.wikipedia.org/wiki/Accelerating_expansion_of...

    So a supernova with a measured redshift z = 0.5 implies the universe was ⁠ 1 / 1 + 0.5 ⁠ = ⁠ 2 / 3 ⁠ of its present size when the supernova exploded. In the case of accelerated expansion, a ¨ {\displaystyle {\ddot {a}}} is positive; therefore, a ˙ {\displaystyle {\dot {a}}} was smaller in the past than today.

  8. SN 1006 - Wikipedia

    en.wikipedia.org/wiki/SN_1006

    SN 1006 was a supernova that is likely the brightest observed stellar event in recorded history, reaching an estimated −7.5 visual magnitude, [3] and exceeding roughly sixteen times the brightness of Venus.

  9. 21st Century Masters: The Millennium Collection: The Best of ...

    en.wikipedia.org/wiki/21st_Century_Masters:_The...

    21st Century Masters The Millennium Collection: The Best of Danny! is a 2007 compilation album by American rapper/producer Danny!, and the seventh self-released album on his vanity 1911 Music/Badenov Records label. The LP, released eleven days shy of his 24th birthday, features approximately five songs from each of his first four studio albums.