The actual thickness of earth's biosphere is difficult to measure.Birds typically fly at an altitude of 650-1,800 meters. So, we can ass...
Orion constellation
Another star sirius can be located with the help of the orion constellation.if you follow an imaginary line from the belt of the orion towar...
Edrapfel
Martin Behaim made the world,s first ever globe. it was made of leather and named as Edrapfel, meaning earth apple
Space
Moon is 4,30,000 kilometres away from the Earth. Planetary scientists help us to understand the planets,satellites and smaller bodies in the...
Curiosty rover exploring the surface of mars
Curiosity is a car-sized robot that was sent to mars by NASA in 2012. its main job is to find out whether the planet is (or was) capable of ...
New Horizons Pluto
The spacecraft that departed towards pluto and its moons in 2006 at a speed of approximately 58,000 km/hr and is currently the fastest space...
Meteor
It is also called a shooting star.It appears as a streak of light in the night sky . The streak of light is formed by the frictional heating...