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☆☆☆☆☆When a star explodes, it is referred to as a nova. If the star is large enough, it will create a super nova. And if the star is dense enough, it does not explode, but instead collapses on itself and forms a black hole
Mercury is the smallest of the terrestrial planets.
elliptical galaxy....
When the Earth moves around the Sun, we say that it is orbiting the Sun.
Neptune
As water is cooled its density increases until it reaches about 4 C and then it decreases.
Gas giants have a higher mass.
This means that the gas giants have a more gravity to hold moons in orbit around them.
The Doppler effect.
The Doppler effect.
The Doppler effect.
The Doppler effect.
Terrestrial means on Earth so Earth is the only terrestrial planet
This is incorrect, the first 4 planets are terrestrial as they are solidly bound planets. Pluto was also a terrestrial dwarf planet. Any planet can have moons but due to the gas giants having larger gravitational forces they have traditionally gathered more moons. Thusly, no.
As far as we know, Mars is the planet that is the most similar to the earth.
A solar eclipse is when the moon is causing a shadow on the Earth.
A lunar eclipse is when the Earth is causing shadow on the moon.
the way earth has a tilted axis
