SizeMercury is the smallest planet in the Solar System in mass and diameter. It is slightly larger than Earth's Moon.HeatMercury's surface temperatures range from −173 degrees C at night to 427 degrees C during the day. This is because the...
The maximum speed at which we can communicate information in this universe is the speed of light, which is 3 million km / second. That is, nothing moves faster than this. For example, suppose the sun suddenly disappears in a...
Perihelion is the closest point in orbit to the Sun Earth's closest approach to the Sun this year was January 4, 16:17 (UTC). On this day, the image captured from Sydney using a telescope and H-alpha filter has been posted.
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