37 Questions
What is the approximate distance between the Sun and Earth?
150 million kilometers
Which of the following stars is part of a triple star system?
Alpha Centauri A
What is the name of the constellation that contains the Pointers?
The Southern Cross
Who discovered Proxima Centauri?
Robert Innes
What is the name of the star system that Proxima Centauri is a part of?
Alpha Centauri
What is the average distance between Alpha Centauri A and B?
11 times the distance between Earth and the Sun
What is the characteristic of the brightest star among the Pointers?
It is slightly orange
What is the closest star to our Solar System?
Proxima Centauri
What is the main reason why only a few hundred stars are visible in urban areas?
Light pollution
What is the characteristic that defines a constellation?
A group of stars that, when observed from Earth, forms a recognizable pattern
What is the relationship between Alpha Centauri A and B?
They orbit each other
What is true about Proxima Centauri's visibility?
It is less visible due to its distance from Alpha Centauri A and B
What is a notable feature of the Southern Cross constellation?
Its two bright stars, known as the Pointers
What is the approximate number of stars in the Milky Way Galaxy?
Billions
What can be seen from Earth on a clear night without city lights?
Thousands of stars
What is the relationship between Proxima Centauri and the Alpha Centauri system?
Proxima Centauri is part of the Alpha Centauri system
What is unique about the proximity of Proxima Centauri to our Solar System?
It is the closest star to our Solar System.
What is the significance of the Pointers in the Southern Cross constellation?
They point towards the South Pole.
What is a characteristic of the stars in the Alpha Centauri system?
They have different distances from each other.
What is true about the visibility of stars from Earth?
Only a few hundred stars are visible from urban areas due to light pollution.
What is a common feature of constellations?
They are groups of stars that form recognizable patterns.
What is the relationship between the Southern Cross constellation and Proxima Centauri?
Proxima Centauri is part of the Alpha Centauri system, which includes the Southern Cross constellation.
What is unique about the Alpha Centauri system?
It is a triple star system.
What is true about the Milky Way Galaxy?
It contains billions of stars.
What is the primary factor that limits the number of stars visible from urban areas?
Light pollution
Which of the following stars is not part of the Alpha Centauri system?
The Sun
What is the characteristic of the pattern formed by the stars in a constellation?
Recognizable pattern
What is the significance of the Pointers in the Southern Cross constellation?
They point towards the cross
What is the relationship between Proxima Centauri and the Alpha Centauri system?
Proxima Centauri orbits Alpha Centauri A and B
What is the primary reason why Proxima Centauri is less visible than Alpha Centauri A and B?
It is a smaller and fainter star
What is the approximate number of stars that can be seen from Earth on a clear night without city lights?
Thousands
What is the significance of Proxima Centauri's proximity to our Solar System?
It is the closest star to our Solar System
What is the primary reason why Proxima Centauri is less visible than Alpha Centauri A and B?
It is a smaller and fainter star.
What is unique about the proximity of Proxima Centauri to our Solar System?
It is the closest star to our Solar System.
What is true about the visibility of stars from Earth?
Only a few hundred stars are visible from urban areas.
What is a characteristic of the pattern formed by the stars in a constellation?
The stars form a recognizable pattern.
What is the significance of the Pointers in the Southern Cross constellation?
They point towards the South Pole.
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