Cronologia dell'universo
Lanci di razzi
Piogge di meteoriti
Più

Cronologia dell'universo 4,8

Comprime la storia dell'universo in un solo anno.
Aggiungi 'Cronologia dell'universo' al tuo calendario Più calendari
Ora 2025 2026 2027 2028
Data Giorno della settimana Tempo Evento
01/01/25 mercoledì The Big Bang. Beginning of the space and time.
04/01/25 sabato Methuselah star. Oldest known star in the universe.
06/01/25 - 24/01/25 lunedì - venerdì Reionization era. Early stars start ionizing interstellar gas.
08/01/25 mercoledì First black holes form
14/01/25 martedì Mass star formation. Universe starts to heat once again.
16/01/25 giovedì First galaxies form
17/01/25 venerdì GRB 090423. Oldest gamma ray burst ever observed.
22/01/25 mercoledì Hubble ultra deep field
26/01/25 domenica Quasar CFHQS J2329-0301. Oldest known quasar.
30/01/25 giovedì PST B1620-26. Oldest known exoplanet.
01/02/25 sabato Milky Way forms
14/02/25 venerdì GRB 140419A supernova. Second oldest gamma ray burst.
25/02/25 martedì BX442 galaxy. Oldest known spiral galaxy.
02/03/25 domenica Kapteyn b. Oldest known exoplanet lying within the habitable zone.
05/03/25 mercoledì Milky Way's cosmic halo forms
16/03/25 domenica Star formation rate peaks. Universe starts to cool Temperature averages around 13000 K.
29/03/25 sabato Oldest population I stars. First stars abundant in metals.
31/03/25 lunedì Universe becomes habitable. First life-friendly star systems emerge.
14/04/25 lunedì JKCS 041. Oldest galactic cluster.
19/04/25 sabato Universe reaches 1/3 of its present diameter
22/04/25 martedì Milky Way star formation rate stabilizes
28/04/25 lunedì Barnard's star forms. Oldest close solar neighbor.
07/05/25 mercoledì Oldest known evidence for dark energy
13/05/25 martedì Milky Way's thin disk starts to form
21/05/25 mercoledì Lalande 21185
23/05/25 venerdì Lacaille 9352
03/06/25 martedì Milky Way star formation rate begins to decline
08/06/25 domenica Mizar forms
16/06/25 lunedì GRB 080319B. Most powerful gamma ray burst ever observed by humans.
16/06/25 lunedì Arcturus forms. 4th brightest star in the night sky.
27/06/25 venerdì Universe cools below 5 K
29/06/25 domenica Growth of large galaxies slows
02/07/25 mercoledì 1/2 the age of the Universe
05/07/25 sabato Alpha Centauri forms. Closest star system to the Sun.
07/07/25 lunedì Alnitak forms. Left star of the Orion's Belt.
13/07/25 domenica Milky Way starts spiralizing
15/07/25 martedì Age of an average earth-like planet
21/07/25 lunedì 61 Cygni forms
26/07/25 sabato Dark energy overtakes gravity. Universe's expansion rate starts to accelerate.
31/07/25 giovedì Tau Ceti forms
08/08/25 venerdì Solar nebula starts collapsing
08/08/25 venerdì Milky way becomes a spiral galaxy
16/08/25 sabato Gliese 570 forms
25/08/25 lunedì Proxima Centauri forms. Closest star to the Sun.
29/08/25 venerdì SN 2005ap supernova. Brightest supernova ever observed.
02/09/25 martedì The Sun forms
02/09/25 martedì Proto-earth forms. Planets, asteroids and comets form from the Sun's protoplanetary disk.
03/09/25 mercoledì Formation of the Moon. Theia impacts Earth, the Moon forms from the coalesced debris.
06/09/25 sabato Oceans form on Earth. Asteroids bring water to Earth.
06/09/25 sabato First known minerals. Zircons form at Jack Hills, Australia.
10/09/25 mercoledì Mintaka forms. Right star of the Orion's Belt.
11/09/25 - 19/09/25 giovedì - venerdì Life emerges on Earth
14/09/25 - 22/09/25 domenica - lunedì Late Heavy Bombardment
14/09/25 domenica Earliest known rock. (Aggregate of minerals).
17/09/25 mercoledì Greenstone rock belt
22/09/25 lunedì Oldest banded iron formation
27/09/25 sabato Vaalbara supercontinent emerges
30/09/25 martedì Last universal ancestor. Split between bacteria and archaea.
30/09/25 martedì Cyanobacteria fossils. Warrawoona, oldest fossil evidence of life on Earth.
05/10/25 domenica Compressional tectonics
06/10/25 lunedì Barberton event. One of the largest impacts ever, left a 300 mi / 480 km crater.
08/10/25 mercoledì Ur supercontinent forms
08/10/25 mercoledì Anoxygenic photosynthesis developed by bacteria
11/10/25 sabato First land bacteria
13/10/25 lunedì Cyanobacteria develop true photosynthesis. Life begins to produce oxygen.
16/10/25 giovedì Zeta Reticuli forms
16/10/25 giovedì Kenorland supercontinent emerges
16/10/25 giovedì Tides decline below 1000 ft / 300 m
18/10/25 sabato Vaalbara supercontinent breaks up
21/10/25 martedì Major komatiite eruption
21/10/25 martedì First eukaryotes emerge. Early estimate.
24/10/25 venerdì Oldest known giant carbonate platform
25/10/25 sabato Zeta Puppis forms
26/10/25 domenica Great Oxygenation event. Bacterially produced oxygen starts to accumulate in the atmosphere.
26/10/25 domenica Movement of the tectonic plates commences
29/10/25 mercoledì Suavjarvi impact event left oldest still recognizable crater
29/10/25 - 05/11/25 mercoledì - mercoledì Huronian glaciation. First snowball earth period.
01/11/25 sabato Continental red beds form
03/11/25 lunedì Atmospheric oxygen level surpasses one percent
03/11/25 lunedì Ozone layer forms
06/11/25 giovedì Earliest known eukaryote fossils (acritarchs)
06/11/25 giovedì Earliest multicellular life. Francevillian Group Fossil.
08/11/25 sabato Vredefort impact event. One of the largest impacts ever left a 190 mi/ 300 km crater.
11/11/25 martedì Atmospheric oxygen level surpasses 15 percent
11/11/25 martedì Natural nuclear reactor forms in Oklo, Gabon
13/11/25 giovedì Sudbury impact, event left a 160 mi / 260 km crater
14/11/25 venerdì Supercontinent Columbia forms
15/11/25 sabato Vishnu Basement Rocks. Oldest rocks in the Grand Canyon.
17/11/25 lunedì Oldest sand dune ergs
19/11/25 mercoledì Mitochondria assimilate into eukaryotic cells
22/11/25 sabato Supercontinent Columbia breaks up
23/11/25 domenica Geologic platform covers expand
24/11/25 lunedì Population of stromatolites rapidly rises
25/11/25 martedì Procyon forms. Brightest star in Canis Minor.
27/11/25 giovedì Greenville orogeny starts
30/11/25 domenica Supercontinent Rodinia forms
30/11/25 domenica Bangiomorpha pubescens. First sexually reproducing organism.
01/12/25 lunedì Population explosion of eukaryotes
02/12/25 martedì Earliest flagellate protists
09/12/25 martedì Population of stromatolites starts to decline
10/12/25 mercoledì Protista population explodes
11/12/25 giovedì Kaigas glaciation. Snowball earth period.
12/12/25 venerdì Supercontinent Rodinia breaks apart
12/12/25 - 14/12/25 venerdì - domenica Sturtian glaciation. Snowball earth period.
14/12/25 domenica Marinoan glaciation. Snowball earth period.
16/12/25 martedì Fossilized worm impressions in China
16/12/25 martedì Avalon explosion. Ediacaran fauna emerges.
17/12/25 mercoledì Cambrian explosion. Exponential diversification of life, most major animal phyla appear.
18/12/25 giovedì First trilobites
20/12/25 sabato 02:20 Plants and arthropods colonize the land
20/12/25 sabato 05:31 Ordovician extinction event. 60% of all species go extinct.
20/12/25 sabato 21:23 First air-breathing animals
21/12/25 domenica 13:15 First tetrapods
21/12/25 domenica 22:46 First tree-like plants
22/12/25 lunedì 05:07 Late Devonian extinction. 70% of all species go extinct.
23/12/25 martedì 06:31 First amniotes
23/12/25 martedì 12:52 First reptiles
23/12/25 martedì 22:23 Atmospheric oxygen level peaks at 35%. Arthropods grow into unprecedented sizes.
24/12/25 mercoledì 01:33 Pangaea forms. Last supercontinent.
25/12/25 giovedì 08:40 Permian extinction event. Largest extinction event in history, 90-96% of all species go extinct.
25/12/25 giovedì 09:18 Sirius forms . Brightest star in the night sky.
25/12/25 giovedì 21:21 First dinosaurs
26/12/25 venerdì 01:10 First mammals
26/12/25 venerdì 16:24 Triassic extinction event. 75% of all species go extinct.
26/12/25 venerdì 23:23 First giant sauropods
27/12/25 sabato 05:44 Pangaea splits into Laurasia and Gondwana
27/12/25 sabato 08:16 First stegosaurs
27/12/25 sabato 21:36 First birds
28/12/25 domenica 03:57 Madagascar splits from Africa
28/12/25 domenica 13:28 First flowering plants
28/12/25 domenica 13:28 Laurasia and Gondwana begin to drift apart
29/12/25 lunedì 04:42 Spinosaurus evolves. Largest of all carnivorous dinosaurs.
29/12/25 lunedì 08:31 First bees
29/12/25 lunedì 14:52 Indian subcontinent splits from Gondwana
29/12/25 lunedì 21:13 Australia splits from Antarctica
30/12/25 martedì 04:50 Tyrannosaurus rex evolves
30/12/25 martedì 06:06 Cretaceous extinction event. 75% of all species vanish.
30/12/25 martedì 09:54 First primates evolve
30/12/25 martedì 13:05 First modern birds
30/12/25 martedì 16:15 Indian subcontinent collides with Asia. Tiber and Himalayas start to rise.
30/12/25 martedì 18:09 Whales return to the water
30/12/25 martedì 22:36 Antarctic ice cap begins to grow
31/12/25 mercoledì 01:46 Grasslands become widespread
31/12/25 mercoledì 04:57 South America separates from Antarctica
31/12/25 mercoledì 07:29 First elephants. Eritreum melakeghebrekristosi.
31/12/25 mercoledì 12:34 Divergence of great apes and lesser apes
31/12/25 mercoledì 14:28 First bovids
31/12/25 mercoledì 17:01 First large horses
31/12/25 mercoledì 18:55 Rigel forms. Brightest star in Orion.
31/12/25 mercoledì 19:14 Betelgeuse forms. Second brightest star in Orion.
31/12/25 mercoledì 20:11 Last common ancestor humans and chimpanzees
31/12/25 mercoledì 20:13 - 20:36 Messinian salinity crisis. Strait of Gibraltar closes tight, Mediterranean Sea dries out.
31/12/25 mercoledì 21:27 Australopithecus evolves
31/12/25 mercoledì 22:05 Great American Interchange. Isthmus of Panama rises, North and South America join, extensive fauna exchange follows.
31/12/25 mercoledì 22:24 Current ice age begins
31/12/25 mercoledì 22:36 First members of the genus Homo appear
31/12/25 mercoledì 23:02 First controlled use of fire by Homo erectus
31/12/25 mercoledì 23:30 Last reversal of the Earth's magnetic field
31/12/25 mercoledì 23:35 Yellowstone Caldera erupts
31/12/25 mercoledì 23:40 Earliest human engravings. Zig-zag patterns on shells in Java.
31/12/25 mercoledì 23:48 Earliest instances of burial
31/12/25 mercoledì 23:50 Neanderthals evolve
31/12/25 mercoledì 23:52 Anatomically modern humans appear in Africa
31/12/25 mercoledì 23:56 Humans begin migrating out of Africa
31/12/25 mercoledì 23:57 Toba supervolcanic eruption. Human population falls to 10,000.
31/12/25 mercoledì 23:58 23:58:40 Neanderthals go extinct
31/12/25 mercoledì 23:59 23:59:25 First domesticated dogs
31/12/25 mercoledì 23:59 23:59:39 Beginning of agriculture
31/12/25 mercoledì 23:59 23:59:46 Wheel invented
31/12/25 mercoledì 23:59 23:59:48 Writing invented
31/12/25 mercoledì 23:59 23:59:49 Great Pyramid
31/12/25 mercoledì 23:59 23:59:52 Iron Age begins
31/12/25 mercoledì 23:59 23:59:55 Julius Caesar
31/12/25 mercoledì 23:59 23:59:58 Galileo Galilei
31/12/25 mercoledì 23:59 23:59:59 Charles Darwin