NASA looks for its next astronaut class
NASA has announced its next astronaut selection. Explore how astronaut training can span spacewalking, aircraft operations and lunar geology.
Read the source ↗AI science studio
The universe is your laboratory!
Change a planet’s orbit, jump on the Moon and investigate the first minutes of the universe. Then plan your next night under the stars.
7 interactive experiments/Exploration mission
✦ KEYHANGATE FAMILY CLUB
Together under one sky
Meet Tira the space fox, Nova and Setra. Solve science quests together and optionally unlock 30 interactive labs with a family membership.
Visit the Family Club SCIENCE STORIES · SEASON ONE
Moon Station Rescue
The station beacon has gone dark and Tira is stranded by a lunar crater. Take the controls and guide the fox home with four experiments.
- Chapter 1Crater ledge
- Chapter 2Station clock
- Chapter 3Light relay
- Chapter 4Pressure bay
KEYHANGATE · SKY DOME
Journey into the night sky
Explore a dedicated interactive planetarium: find constellations and planets, change time and location, and navigate the sky freely.
Enter Sky DomeVIRTUAL LAB STORE
30 experiments to explore our world
10 physics, 10 chemistry and 10 cosmic interactive simulations. Purchases permanently unlock experiments; free periods are temporary.
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Exploration station
Cosmic laboratory
Choose a bench, make a prediction, then measure it for yourself.
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Galileo’s pendulum
The reference is a one-metre pendulum on Earth. Set up the second one.
Escolha uma previsão e depois inicie o experimento.
Model and science notes
This small-angle model uses a massless string and constant gravity, with no friction.
T ≈ 2π√(L/g)OpenStax · The Simple Pendulum ↗Execute o experimento para obter o relatório.
Follow the story back to the scientists who published it.
Euclid looks into the Milky Way’s busy heart
ESA has released a view of the crowded central region of our galaxy from Euclid. Open the original image and compare how densely stars appear across the field.
Read the source ↗Hubble follows a star cluster’s trail
Messier 30 is about 27,500 light-years away in Capricornus. Images taken years apart let researchers follow tiny changes in the positions of its stars.
Read the source ↗Observation log
Sky calendar
Dates use Tehran time. For a clear view, find a dark spot away from city lights.
15Nov
Mars meets Jupiter
Before sunrise the two planets appear about 1.2 degrees apart, although they remain far from each other in space.
17Nov
Watch for Leonid meteors
Try the early mornings of November 17 and 18 after moonset. A dark, clear sky offers a better chance of seeing a meteor.
24Nov
November full Moon
Look for the full Moon on the evening of November 24. Sketch a few bright and dark markings to compare with your next observation.
24Dec
Full Moon
The NASA Goddard table places the full phase at 04:58 Tehran time. On a nearby evening, look for the bright and dark regions on the Moon.