0GRAVITY
0GRAVITY

BEYOND EARTH. BEYOND LIMITS.

01 / 05

Explore
the unknown.

Discover space, track satellites, understand gravity, and experience the universe like never before.

Move through the unknown

LIVE SKY / AUGUST 12

Look up.
Tonight.

Track tonight's eclipse, Perseid meteors, and visible planets from your location.

Open the sky calendar

COSMIC EVENTS / AUGUST 2026

Dates that move worlds.

Perseids, planet parades, conjunctions, and a lunar eclipse. Open the 3D calendar for local viewing times.

Open cosmic calendar
0GRAVITY logo
Built by Hritik0GRAVITY / EARLY ACCESS SOON

01 / Perspective

You are
here.

From one small blue dot to everything we can see. Move through the scale of the universe.

02 / Experiences

There is a lot
to explore.

Choose a door into the universe.
Every one leads somewhere different.

GRAVITY / OPTIONAL

Ready to let go?

Cut the tether and everything on this page starts to drift. Experience the site in zero gravity.

9.81 m/s² · GROUNDED
Your sky · Detecting locationToday · Total solar eclipse + Perseid meteors

03 / PHYSICS FIELD

Learn the
rules of space.

Gravity shapes every orbit. Energy bends every path. Switch on zero gravity to watch these ideas break free from the page.

TRY IT · FORMULAS FLOAT WHEN GRAVITY IS OFF
E = mc²Einstein · mass–energyF = Gm₁m₂ / r²Newton · gravityv = √(GM / r)Orbit velocityc = λνLight · frequencyΔx · Δp ≥ ℏ / 2Heisenberg · uncertaintyvₑ = √(2GM / r)Escape velocityT² ∝ a³Kepler · orbital rhythmrₛ = 2GM / c²Black hole radius

Orbit is a fall that never lands.Increase speed and a falling object keeps missing Earth.

03 / 0Gravity Lab

Do not just learn
physics.

Change the rules. See what happens. Turn curiosity into an experiment.

ORBIT SIMULATOR / LIVE29.78km/s · stable orbit
YOUR SKY / LOCAL TIME

04 / Real space · happening now

Look up.
Right now.

Thousands of objects are moving above you. The Moon is changing. The planets are out there.

ORBITAL ARCHIVE / INDIA

Many worlds.
One horizon.

Satellites, missions, and distant worlds mapped across one living system.

SURYAcentral star
ARYABHATA1975 · LEO
MANGALYAAN2013 · MARS
CHANDRAYAAN2023 · MOON
GAGANYAAN2035 · CREWED
INDIA SPACE PROGRAM

Built here.
Beyond Earth.

From the first signal to the next frontier, India keeps looking up.

ISRO / LEOINDIA IN ORBIT
EARTHBLUE PLANET
MOONCHANDRAYAAN—2 · 2019Impact on descentCHANDRAYAAN—3 · 2023First soft landing, south pole
MARSMANGALYAAN · 2013First Asian orbiter to reach Mars

06 / Built in India

Looking beyond
Earth.

From Aryabhata to Chandrayaan-3, a story of people who kept looking up.

ISRO
1975 · Aryabhata2013 · Mangalyaan2023 · Chandrayaan—32035 · Gaganyaan

07 / Your science companion

Ask the
universe.

Answers grounded in evidence, explained for humans.

What are you curious about?

RESPONSES INCLUDE SOURCES · NASA · ESA · ISRO

08 / Keep looking

The universe is not just
something to read about.

It is something to explore.

0GRAVITY
9.81 gZERO GRAVITY