You Never See the Sun Where It Actually Is — Only Where It Was 8 Minutes Ago
Light takes time to travel, so every glance into space is a glance into the past. The night sky shows stars as they were years, even millennia, ago.
Today’s hidden fact · Sunday, August 9, 2026
Voyager Is the Farthest Human Object Ever — and It Still Calls Home Daily
Voyager 1 is over 24 billion km away, so far its radio signal takes 22+ hours to arrive, sent by a transmitter weaker than a refrigerator bulb.
74 hidden facts to explore
15 launches on the horizon
6 asteroids passing this week
Daily updates, with no humans involved
Right now in space
The Space Station LIVE
A football-field-sized lab, falling around Earth at 8 km every second.
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Humans off Earth right now
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ISS Oleg Kononenko · Nikolai Chub · Tracy Caldwell Dyson · Matthew Dominick · Michael Barratt · Jeanette Epps · Alexander Grebenkin · Butch Wilmore · Sunita Williams
Tiangong Li Guangsu · Li Cong · Ye Guangfu
Next rocket leaves in
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–hrs
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Closest space rock this week
2015 TS238
The cosmos right now
NASA Picture of the Day
NASA Science
Have you ever seen the full moon rise? This colorful image was photographed last weekend in Sicily, just outside the town of Nicosia, in Italy. It is a composite photograph that shows the Moon rising as the sky turns darker. Lower clouds are reflecting the col…
Upcoming Rocket Launches
Nuri | NeonSat-2 to 6
Falcon 9 Block 5 | SDA Tranche 1 Transport Layer A
Long March 12 | Unknown Payload
Falcon 9 Block 5 | Starlink Group 15-25
Falcon 9 Block 5 | Dragon CRS-2 SpX-35
Falcon 9 Block 5 | USSF-xxx ("TH-2")
H3-24 | Martian Moon eXplorer (MMX)
Ariane 64 Block 2 | Amazon Leo (LE-04)
Falcon 9 Block 5 | Bandwagon 5 (Dedicated Mid-Inclination Rideshare)
GSLV Mk II | IRNSS-1L (NVS-03)
Long March 12A | Flight 2
SSLV | AayulSAT-1A & others
Vulcan VC6L | Amazon Leo (LV-01)
Soyuz 2.1b | Progress MS-36 (97P)
Ariane 62 | Metop-SG B1
Asteroids Passing Earth This Week
2015 TS238
2019 SD8
2012 WH1
2019 GE1
2013 TH
339714 2005 ST1
Latest space news
ESA · today
European rover trains for Mars in the desert
For eight days, a Mars rover prototype travelled 220 metres across a barren landscape, following commands from a science team some 1200 kilometres away.…
NASA · today
APOD: 2026 October 6 – A Complete Auroral Oval from SMILE
NASA · today
The Beaver Brown Waters of Rupert Bay
NASA · today
Curiosity Blog, Sols 5029-5035: Back in the Lab
NASA · today
A Journey to the Depths of Ancient Mars?
NASA · today
NASA to Stream SpaceX Crew-12 Return, Splashdown Live
NASASpaceflight · today
Launch Preview: Flights from South Korea, China, USA planned for this week
Don't just read the universe — play with it
The Journey
Scroll from your rooftop to the edge of the observable universe. Every stop is real.
Begin the voyage →Live Orrery
The real solar system, computed from orbital mechanics. Scrub time and watch the maths.
Run the simulation →Daily Quiz
Five questions, one round a day, same for the whole planet. Build your streak.
Play today's round →How Big Is It?
Put Earth next to the Sun. Then next to a black hole. Watch your brain give up.
Compare anything →Speak Universe
Black hole, light-year, quasar — every space term, explained like a human.
Learn the language →More facts to fall into
We Can Now Hear the Universe — by Detecting Ripples in Spacetime Itself
In 2015 we caught two black holes colliding a billion light-years away, wobbling spacetime by less than the width of a proton. Einstein predicted it a century earlier.
In 1859 a Solar Storm Set Telegraph Offices on Fire — the Next One Could Cost Trillions
The Carrington Event made auroras glow over the tropics and shocked telegraph operators. A repeat today could cripple power grids and satellites worldwide.