Space science
How many celestial objects are threatening the Earth?
Experts at NASA claimed they had counted nearly all of the celestial bodies that could endanger our planet.
Earth
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Articles about Earth
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Space science
Rosat 'satellite may fall to the Indian Ocean'
Fragments of the German satellite may have fallen into the Indian Ocean after it crashed into the atmosphere yesterday.
Space science
US launches satellite tracking climate change
The US Aeronautics Agency (NASA) will launch an artificial satellite to test the weather forecasting technology and monitor climate change on Earth.
Space science
Venus returns to the sky on the night of October 27
On August 18 Venus passed through the sun (seen from Earth) and since then, it has become invisible when obscured by the bright light of the sun.
Space science
Accurate fall point of German satellites
After many predictions about whether the German satellite could fall in Southeast Asia or deep in the Chinese plateau, scientists finally located the grounding position…
Space science
Discovering the planet has a year of 18 hours on Earth
Astronomers have found a planet with a radius twice as large as Earth, but a year there is only 18 hours on our planet.
Space science
NASA 'twin ship' celebrates its 5th birthday
NASA's Stereo twin spacecraft celebrated its fifth birthday on October 25, marking five years of studying the sun and its strong magnetic storms from its unique parallel…
Space science
Satellite quickly discovered ancient relics
Thanks to the satellite emitting infrared rays on Earth orbit, archaeologists can find pyramids and ancient tombs in Egypt without having to dig.
Space science
Explore the universe through hot air balloons
The US Aerospace Agency (NASA) is testing a form of space exploration that is cheaper than a missile program with shadow detectors.
Space science
NASA is about to launch a new generation earth observation satellite
The US Aeronautics Agency (NASA) is planning to launch an earth observation satellite to assess climate change and weather events.
Space science
Learn the secret of Mercury formation
Among the planets in the solar system, Mercury suffers the most miserable fate. Only about 4,880km in diameter and in 4.5 billion years of existence, it constantly burne…
Space science
Robots extend the life of satellites
Two Canadian and US companies are building a new spacecraft, operating as robots or machines in space, that can extend the life of satellites orbiting the Earth.
Space science
Estimated Rosat satellite plunges down to the weekend
Germany's ROSAT satellite is expected to plunge to Earth this weekend (October 22-23, 2011). However, the exact location and exact time cannot be determined. Besides,
Space science
New Earth Map
The US Aeronautics and Space Agency (NASA) said on October 17 that it has published the most complete digital Earth topographic map, created in collaboration with Japane…
Space science
The tragic fate of Earth's
We can all breathe a sigh of relief: comet killer Elenin has swept close to the Earth but does not cause earthquakes or tsunamis as some predictions.