Ages of the universe
The universe is about 13.8 billion years old, based on measurements of the cosmic microwave background.
Convert ages of the universe to any time unit
1 age of the universe = 5,035,701,750,000 days
Quick facts
- Unit
- Age of the universe (plural: ages of the universe)
- Measures
- Time / Duration
- System
- Everyday comparisons
- Equals
- 4.3508463 × 1017 seconds
- Definition
- About 13.787 billion years (Planck 2018).
1 age of the universe in other units
| Days | 5,035,701,750,000 d |
| Hours | 120,856,842,000,000 h |
| Minutes | 7.2514105 × 1015 min |
| Seconds | 4.3508463 × 1017 s |
| Years | 13,787,283,110 yr |
| Months | 165,447,397,300 mo |
| Weeks | 719,385,964,300 wk |
| Milliseconds | 4.3508463 × 1020 ms |
What is an age of the universe?
The universe is about 13.8 billion years old, based on measurements of the cosmic microwave background.
Where the age of the universe sits among time units
The age of the universe is number 101 of 101 on our scale of time units, ordered from smallest to largest.
Ages of the universe in real life
One age of the universe is about as long as the age of the universe, or about 3 ages of the Earth, or about 209 times since the dinosaurs died out.
Top age of the universe conversions
- Ages of the universe to days
- Ages of the universe to hours
- Ages of the universe to minutes
- Ages of the universe to seconds
- Ages of the universe to years
- Ages of the universe to months
- Ages of the universe to weeks
- Ages of the universe to milliseconds
- Ages of the universe to centuries
- Ages of the universe to decades
- Ages of the universe to microseconds
- Ages of the universe to millennia
Convert ages of the universe to all 100 other units
Everyday
- age of the universe to d
- age of the universe to h
- age of the universe to min
- age of the universe to s
- age of the universe to yr
- age of the universe to mo
- age of the universe to wk
- age of the universe to c
- age of the universe to dec
- age of the universe to ka
- age of the universe to fn
- age of the universe to Q
- age of the universe to common year
- age of the universe to leap year
- age of the universe to semester
- age of the universe to 30-day month
- age of the universe to score (20 years)
Metric (SI)
- age of the universe to ms
- age of the universe to µs
- age of the universe to ns
- age of the universe to ps
- age of the universe to fs
- age of the universe to as
- age of the universe to cs
- age of the universe to ks
- age of the universe to ds
- age of the universe to Gs
- age of the universe to Ms
- age of the universe to zs
- age of the universe to ys
- age of the universe to Ts
Astronomical
- age of the universe to a
- age of the universe to sidereal day
- age of the universe to synodic month
- age of the universe to tropical year
- age of the universe to Ma
- age of the universe to sidereal year
- age of the universe to Mars sol
- age of the universe to galactic year
- age of the universe to Ga
- age of the universe to sidereal month
- age of the universe to saros
- age of the universe to Mars year
- age of the universe to Metonic cycle
- age of the universe to Platonic year
- age of the universe to anomalistic year
- age of the universe to draconic year
- age of the universe to Jupiter day
- age of the universe to Sothic cycle
- age of the universe to Venus day
- age of the universe to anomalistic month
- age of the universe to draconic month
- age of the universe to Callippic cycle
- age of the universe to Gaussian year
- age of the universe to Hipparchic cycle
- age of the universe to Pluto year
- age of the universe to sidereal second
- age of the universe to tropical month
Scientific
- age of the universe to tP
- age of the universe to jiffy (electronics)
- age of the universe to S
- age of the universe to shake
- age of the universe to ħ/Eh
- age of the universe to jiffy (physics)
Historical & cultural
- age of the universe to generation
- age of the universe to olympiad
- age of the universe to baktun
- age of the universe to decimal hour
- age of the universe to 刻
- age of the universe to 时辰
- age of the universe to .beat
- age of the universe to decimal minute
- age of the universe to decimal second
- age of the universe to ghati
- age of the universe to jubilee
- age of the universe to kalpa
- age of the universe to lustrum
- age of the universe to moment (medieval)
- age of the universe to muhurta
- age of the universe to yuga
- age of the universe to cd
- age of the universe to 更
- age of the universe to helek
- age of the universe to indiction
- age of the universe to kalabtun
- age of the universe to katun
- age of the universe to kin (Maya)
- age of the universe to mahayuga
- age of the universe to manvantara
- age of the universe to piktun
- age of the universe to triennium
- age of the universe to tun (Maya)
- age of the universe to vighati
- age of the universe to winal
Everyday comparisons
Convert to ages of the universe
- Days to ages of the universe
- Hours to ages of the universe
- Minutes to ages of the universe
- Seconds to ages of the universe
- Years to ages of the universe
- Months to ages of the universe
- Weeks to ages of the universe
- Milliseconds to ages of the universe
- Centuries to ages of the universe
- Decades to ages of the universe
- Microseconds to ages of the universe
- Millennia to ages of the universe
Frequently asked questions
What is an age of the universe?
The universe is about 13.8 billion years old, based on measurements of the cosmic microwave background.
How is the age of the universe defined?
About 13.787 billion years (Planck 2018).
How many days are in an age of the universe?
One age of the universe equals 5,035,701,750,000 days.
How many hours are in an age of the universe?
One age of the universe equals 120,856,842,000,000 hours.
How many minutes are in an age of the universe?
One age of the universe equals 7.2514105e15 minutes.