25th century

From Encyclopedia Jr, free information reference for Kids

The 25th century (Gregorian Calendar) comprises the years 2401-2500.

Astronomical predictions for the 25th century

• December 30, 2419: At 01:38 UTC Venus will occult Uranus
• 2426: Pluto's second orbit
• 2456: Triple conjunction Mars-Jupiter
• August 29, 2478: At 23:11 UTC Mars will occult Jupiter
• June 12, 2490: Transit of Venus
• May 6, 2492: Belgian astronomer Jean Meeus asserts that the orbits of all eight planets and Pluto will be within the same 90° arc of the Solar System. The last time this is believed to have occurred was on 1 February 949. [1]
• June 10, 2498: Transit of Venus

Quincentennials

The 25th century will see many important quincentennials, or 500th anniversaries. These will include:

• 2403, the Wright brothers' first airplane flight
• 2414-2418, World War I
• 2432-2433, Holodomor in Soviet Ukraine
• 2438-2445, the Holocaust targeting Jews, Gypsies and homosexuals in Europe
• 2439-2445, World War II
• 2445, first and second uses of nuclear weapons against humans
• 2445, founding of United Nations
• 2469, first journey of humans to an extra-terrestrial body, viz. the moon
• 2469, creation of first node of what would become the internet
• 2492, signing of Maastricht Treaty creating the European Union

Millenials

• 2453, Ottoman Turks capture of Constantinople and the death of the last Byzantine Emperor Constantine XI, the end of the last authentic incarnation of the Roman Empire.
• 2492, Of when Christopher Columbus discovered North America, South America, and the West Indies.

Science fiction set in the 25th century

• The Star Fox video game series is set in the 25th century.
• Buck Rogers (c. 2419 - original; 2491 - 1970s TV series)
• 2490: In the Halo universe the UNSC's fledging Interstellar Empire had expanded to between 800 to 1000 planets throughout the Orion Arm of the Milky Way Galaxy. During this period, the planet Reach becomes one of the two headquarters of the UNSC military and government (the other was Earth itself), and is destined to become the most heavily fortified world under human control and the Inner Colonies became the heart of the United Nations Imperial Government. In addition, there were Brushfire Wars in the Outer Colonies in which Rebel Insurrections including the one at the Eridanus System led by Colonel Robert Watts were suppressed.
• The computer game StarCraft is said to begin on December 12, 2499 (and may cross over into the early 26th century)
• Jason X (although it begins in an early year of the 21st century, most of the film is set in the year 2455)
• The computer games TimeSplitters 2 and TimeSplitters: Future Perfect take place mainly in 2401.
• All of the characters from the television series Firefly and feature film Serenity are born in the latter part of the 25th century.
• In the series Magnus, Robot Fighter, by Russ Manning, in 2500 a robotic repair ship crashes on a planet around the star Malev and suffers severe damage. This leads to the creation of Malev-6, a malevolent computer that fills the entire planet.
• In the film Happy Accidents, Vincent D'Onofrio's character Sam Deed claims to be from the year 2470.
• In David Brin's Uplift Universe, the events triggered by Streaker's discovery of the derelict fleet happen in the 25th century. Startide Rising and The Uplift War begin in 2489.
• The Silverhawks children's television series takes place in the 25th century.

Decades and years