उल्का बौछार
ब्रह्मांड समयरेखा
रॉकेट लॉन्च
अधिक

ब्रह्मांड समयरेखा 4.8

ब्रह्मांड के इतिहास को एक वर्ष में संपीड़ित करता है।
अपने कैलेंडर में 'ब्रह्मांड समयरेखा' जोड़ें अधिक कैलेंडर
अभी 2025 2026 2027 2028
तारीख सप्ताह के दिन समय प्रतिस्पर्धा
1/1/27 शुक्रवार The Big Bang. Beginning of the space and time.
4/1/27 सोमवार Methuselah star. Oldest known star in the universe.
6/1/27 - 24/1/27 बुधवार - रविवार Reionization era. Early stars start ionizing interstellar gas.
8/1/27 शुक्रवार First black holes form
14/1/27 गुरुवार Mass star formation. Universe starts to heat once again.
16/1/27 शनिवार First galaxies form
17/1/27 रविवार GRB 090423. Oldest gamma ray burst ever observed.
22/1/27 शुक्रवार Hubble ultra deep field
26/1/27 मंगलवार Quasar CFHQS J2329-0301. Oldest known quasar.
30/1/27 शनिवार PST B1620-26. Oldest known exoplanet.
1/2/27 सोमवार Milky Way forms
14/2/27 रविवार GRB 140419A supernova. Second oldest gamma ray burst.
25/2/27 गुरुवार BX442 galaxy. Oldest known spiral galaxy.
2/3/27 मंगलवार Kapteyn b. Oldest known exoplanet lying within the habitable zone.
5/3/27 शुक्रवार Milky Way's cosmic halo forms
16/3/27 मंगलवार Star formation rate peaks. Universe starts to cool Temperature averages around 13000 K.
29/3/27 सोमवार Oldest population I stars. First stars abundant in metals.
31/3/27 बुधवार Universe becomes habitable. First life-friendly star systems emerge.
14/4/27 बुधवार JKCS 041. Oldest galactic cluster.
19/4/27 सोमवार Universe reaches 1/3 of its present diameter
22/4/27 गुरुवार Milky Way star formation rate stabilizes
28/4/27 बुधवार Barnard's star forms. Oldest close solar neighbor.
7/5/27 शुक्रवार Oldest known evidence for dark energy
13/5/27 गुरुवार Milky Way's thin disk starts to form
21/5/27 शुक्रवार Lalande 21185
23/5/27 रविवार Lacaille 9352
3/6/27 गुरुवार Milky Way star formation rate begins to decline
8/6/27 मंगलवार Mizar forms
16/6/27 बुधवार GRB 080319B. Most powerful gamma ray burst ever observed by humans.
16/6/27 बुधवार Arcturus forms. 4th brightest star in the night sky.
27/6/27 रविवार Universe cools below 5 K
29/6/27 मंगलवार Growth of large galaxies slows
2/7/27 शुक्रवार 1/2 the age of the Universe
5/7/27 सोमवार Alpha Centauri forms. Closest star system to the Sun.
7/7/27 बुधवार Alnitak forms. Left star of the Orion's Belt.
13/7/27 मंगलवार Milky Way starts spiralizing
15/7/27 गुरुवार Age of an average earth-like planet
21/7/27 बुधवार 61 Cygni forms
26/7/27 सोमवार Dark energy overtakes gravity. Universe's expansion rate starts to accelerate.
31/7/27 शनिवार Tau Ceti forms
8/8/27 रविवार Solar nebula starts collapsing
8/8/27 रविवार Milky way becomes a spiral galaxy
16/8/27 सोमवार Gliese 570 forms
25/8/27 बुधवार Proxima Centauri forms. Closest star to the Sun.
29/8/27 रविवार SN 2005ap supernova. Brightest supernova ever observed.
2/9/27 गुरुवार The Sun forms
2/9/27 गुरुवार Proto-earth forms. Planets, asteroids and comets form from the Sun's protoplanetary disk.
3/9/27 शुक्रवार Formation of the Moon. Theia impacts Earth, the Moon forms from the coalesced debris.
6/9/27 सोमवार Oceans form on Earth. Asteroids bring water to Earth.
6/9/27 सोमवार First known minerals. Zircons form at Jack Hills, Australia.
10/9/27 शुक्रवार Mintaka forms. Right star of the Orion's Belt.
11/9/27 - 19/9/27 शनिवार - रविवार Life emerges on Earth
14/9/27 - 22/9/27 मंगलवार - बुधवार Late Heavy Bombardment
14/9/27 मंगलवार Earliest known rock. (Aggregate of minerals).
17/9/27 शुक्रवार Greenstone rock belt
22/9/27 बुधवार Oldest banded iron formation
27/9/27 सोमवार Vaalbara supercontinent emerges
30/9/27 गुरुवार Last universal ancestor. Split between bacteria and archaea.
30/9/27 गुरुवार Cyanobacteria fossils. Warrawoona, oldest fossil evidence of life on Earth.
5/10/27 मंगलवार Compressional tectonics
6/10/27 बुधवार Barberton event. One of the largest impacts ever, left a 300 mi / 480 km crater.
8/10/27 शुक्रवार Ur supercontinent forms
8/10/27 शुक्रवार Anoxygenic photosynthesis developed by bacteria
11/10/27 सोमवार First land bacteria
13/10/27 बुधवार Cyanobacteria develop true photosynthesis. Life begins to produce oxygen.
16/10/27 शनिवार Zeta Reticuli forms
16/10/27 शनिवार Kenorland supercontinent emerges
16/10/27 शनिवार Tides decline below 1000 ft / 300 m
18/10/27 सोमवार Vaalbara supercontinent breaks up
21/10/27 गुरुवार Major komatiite eruption
21/10/27 गुरुवार First eukaryotes emerge. Early estimate.
24/10/27 रविवार Oldest known giant carbonate platform
25/10/27 सोमवार Zeta Puppis forms
26/10/27 मंगलवार Great Oxygenation event. Bacterially produced oxygen starts to accumulate in the atmosphere.
26/10/27 मंगलवार Movement of the tectonic plates commences
29/10/27 शुक्रवार Suavjarvi impact event left oldest still recognizable crater
29/10/27 - 5/11/27 शुक्रवार - शुक्रवार Huronian glaciation. First snowball earth period.
1/11/27 सोमवार Continental red beds form
3/11/27 बुधवार Atmospheric oxygen level surpasses one percent
3/11/27 बुधवार Ozone layer forms
6/11/27 शनिवार Earliest known eukaryote fossils (acritarchs)
6/11/27 शनिवार Earliest multicellular life. Francevillian Group Fossil.
8/11/27 सोमवार Vredefort impact event. One of the largest impacts ever left a 190 mi/ 300 km crater.
11/11/27 गुरुवार Atmospheric oxygen level surpasses 15 percent
11/11/27 गुरुवार Natural nuclear reactor forms in Oklo, Gabon
13/11/27 शनिवार Sudbury impact, event left a 160 mi / 260 km crater
14/11/27 रविवार Supercontinent Columbia forms
15/11/27 सोमवार Vishnu Basement Rocks. Oldest rocks in the Grand Canyon.
17/11/27 बुधवार Oldest sand dune ergs
19/11/27 शुक्रवार Mitochondria assimilate into eukaryotic cells
22/11/27 सोमवार Supercontinent Columbia breaks up
23/11/27 मंगलवार Geologic platform covers expand
24/11/27 बुधवार Population of stromatolites rapidly rises
25/11/27 गुरुवार Procyon forms. Brightest star in Canis Minor.
27/11/27 शनिवार Greenville orogeny starts
30/11/27 मंगलवार Supercontinent Rodinia forms
30/11/27 मंगलवार Bangiomorpha pubescens. First sexually reproducing organism.
1/12/27 बुधवार Population explosion of eukaryotes
2/12/27 गुरुवार Earliest flagellate protists
9/12/27 गुरुवार Population of stromatolites starts to decline
10/12/27 शुक्रवार Protista population explodes
11/12/27 शनिवार Kaigas glaciation. Snowball earth period.
12/12/27 रविवार Supercontinent Rodinia breaks apart
12/12/27 - 14/12/27 रविवार - मंगलवार Sturtian glaciation. Snowball earth period.
14/12/27 मंगलवार Marinoan glaciation. Snowball earth period.
16/12/27 गुरुवार Fossilized worm impressions in China
16/12/27 गुरुवार Avalon explosion. Ediacaran fauna emerges.
17/12/27 शुक्रवार Cambrian explosion. Exponential diversification of life, most major animal phyla appear.
18/12/27 शनिवार First trilobites
20/12/27 सोमवार 2:20 am Plants and arthropods colonize the land
20/12/27 सोमवार 5:31 am Ordovician extinction event. 60% of all species go extinct.
20/12/27 सोमवार 9:23 pm First air-breathing animals
21/12/27 मंगलवार 1:15 pm First tetrapods
21/12/27 मंगलवार 10:46 pm First tree-like plants
22/12/27 बुधवार 5:07 am Late Devonian extinction. 70% of all species go extinct.
23/12/27 गुरुवार 6:31 am First amniotes
23/12/27 गुरुवार 12:52 pm First reptiles
23/12/27 गुरुवार 10:23 pm Atmospheric oxygen level peaks at 35%. Arthropods grow into unprecedented sizes.
24/12/27 शुक्रवार 1:33 am Pangaea forms. Last supercontinent.
25/12/27 शनिवार 8:40 am Permian extinction event. Largest extinction event in history, 90-96% of all species go extinct.
25/12/27 शनिवार 9:18 am Sirius forms . Brightest star in the night sky.
25/12/27 शनिवार 9:21 pm First dinosaurs
26/12/27 रविवार 1:10 am First mammals
26/12/27 रविवार 4:24 pm Triassic extinction event. 75% of all species go extinct.
26/12/27 रविवार 11:23 pm First giant sauropods
27/12/27 सोमवार 5:44 am Pangaea splits into Laurasia and Gondwana
27/12/27 सोमवार 8:16 am First stegosaurs
27/12/27 सोमवार 9:36 pm First birds
28/12/27 मंगलवार 3:57 am Madagascar splits from Africa
28/12/27 मंगलवार 1:28 pm First flowering plants
28/12/27 मंगलवार 1:28 pm Laurasia and Gondwana begin to drift apart
29/12/27 बुधवार 4:42 am Spinosaurus evolves. Largest of all carnivorous dinosaurs.
29/12/27 बुधवार 8:31 am First bees
29/12/27 बुधवार 2:52 pm Indian subcontinent splits from Gondwana
29/12/27 बुधवार 9:13 pm Australia splits from Antarctica
30/12/27 गुरुवार 4:50 am Tyrannosaurus rex evolves
30/12/27 गुरुवार 6:06 am Cretaceous extinction event. 75% of all species vanish.
30/12/27 गुरुवार 9:54 am First primates evolve
30/12/27 गुरुवार 1:05 pm First modern birds
30/12/27 गुरुवार 4:15 pm Indian subcontinent collides with Asia. Tiber and Himalayas start to rise.
30/12/27 गुरुवार 6:09 pm Whales return to the water
30/12/27 गुरुवार 10:36 pm Antarctic ice cap begins to grow
31/12/27 शुक्रवार 1:46 am Grasslands become widespread
31/12/27 शुक्रवार 4:57 am South America separates from Antarctica
31/12/27 शुक्रवार 7:29 am First elephants. Eritreum melakeghebrekristosi.
31/12/27 शुक्रवार 12:34 pm Divergence of great apes and lesser apes
31/12/27 शुक्रवार 2:28 pm First bovids
31/12/27 शुक्रवार 5:01 pm First large horses
31/12/27 शुक्रवार 6:55 pm Rigel forms. Brightest star in Orion.
31/12/27 शुक्रवार 7:14 pm Betelgeuse forms. Second brightest star in Orion.
31/12/27 शुक्रवार 8:11 pm Last common ancestor humans and chimpanzees
31/12/27 शुक्रवार 8:13 pm - 8:36 pm Messinian salinity crisis. Strait of Gibraltar closes tight, Mediterranean Sea dries out.
31/12/27 शुक्रवार 9:27 pm Australopithecus evolves
31/12/27 शुक्रवार 10:05 pm Great American Interchange. Isthmus of Panama rises, North and South America join, extensive fauna exchange follows.
31/12/27 शुक्रवार 10:24 pm Current ice age begins
31/12/27 शुक्रवार 10:36 pm First members of the genus Homo appear
31/12/27 शुक्रवार 11:02 pm First controlled use of fire by Homo erectus
31/12/27 शुक्रवार 11:30 pm Last reversal of the Earth's magnetic field
31/12/27 शुक्रवार 11:35 pm Yellowstone Caldera erupts
31/12/27 शुक्रवार 11:40 pm Earliest human engravings. Zig-zag patterns on shells in Java.
31/12/27 शुक्रवार 11:48 pm Earliest instances of burial
31/12/27 शुक्रवार 11:50 pm Neanderthals evolve
31/12/27 शुक्रवार 11:52 pm Anatomically modern humans appear in Africa
31/12/27 शुक्रवार 11:56 pm Humans begin migrating out of Africa
31/12/27 शुक्रवार 11:57 pm Toba supervolcanic eruption. Human population falls to 10,000.
31/12/27 शुक्रवार 11:58 pm 23:58:40 Neanderthals go extinct
31/12/27 शुक्रवार 11:59 pm 23:59:25 First domesticated dogs
31/12/27 शुक्रवार 11:59 pm 23:59:39 Beginning of agriculture
31/12/27 शुक्रवार 11:59 pm 23:59:46 Wheel invented
31/12/27 शुक्रवार 11:59 pm 23:59:48 Writing invented
31/12/27 शुक्रवार 11:59 pm 23:59:49 Great Pyramid
31/12/27 शुक्रवार 11:59 pm 23:59:52 Iron Age begins
31/12/27 शुक्रवार 11:59 pm 23:59:55 Julius Caesar
31/12/27 शुक्रवार 11:59 pm 23:59:58 Galileo Galilei
31/12/27 शुक्रवार 11:59 pm 23:59:59 Charles Darwin