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Apparent magnitude is the brightness of an object as seen from Earth without any atmosphere.

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13y ago

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How bright a star appears as seen from earths is called?

The apparent magnitude.


How bright a star is as seen from earth is called?

This is called "Apparent Magnitude".


Why does the star betelegeuse appears bright in the night?

Because it is bright but not bright enough to be seen in the day.


What is earths campanion?

That is sometimes what the Moon is called. Seen from Venus the Earth and Moon would be seen as a pair of bright planets up to 0.5 degrees apart at opposition, which is the diameter of the Moon as seen from Earth.


What is a stars apparent magnitude?

An apparent magnitude is a measure of how bright a star appears from Earth. The lower the apparent magnitude, the brighter the star appears in the night sky. Negative values indicate very bright stars, while positive values indicate fainter stars.


Does the full moon look like a big bright circle?

Yes, the full moon appears as a big bright circle in the night sky. It is the phase of the moon when it is completely illuminated by the sun as seen from Earth, giving it a round appearance.


What is difference between apparent brightness and absolute brightness?

Absolute Brightness: How bright a star appears at a certain distance. Apparent Brightness: The brightness of a star as seen from Earth.


What does the Earth look like from the moon?

From the moon, the Earth appears as a bright, colorful sphere in the dark sky, with swirling clouds and vast oceans visible on its surface. The continents and landmasses can also be seen, giving a unique perspective of our planet from afar.


Apart from the sun which is the brightest star seen on earth?

The star Sirius is the brightest star visible from the earth. Sirius is in the Canis Major constelation, and is therefore often refered to as "the Dog Star"


Why is mercury called the morning star and the evening star?

Mercury is called the morning star when it appears in the eastern sky before sunrise and the evening star when it appears in the western sky after sunset. This is due to its visibility pattern in the sky as seen from Earth.


Does the space station have a blinking light that would be visable from earth?

Yes, the International Space Station (ISS) does have external lights that can be seen from Earth. However, these lights do not blink. The ISS appears as a fast-moving and steady bright light when it passes overhead during the night.


Can you see earth from Mars?

We can see Mars from Earth. It looks like a very bright star. So if something van be seen one way , then the return object can be seen too/ From Mars, the Earth will probably look like a very bright large star. Except with binoculars or a telescope the round shape will probably only just been seen .