was rotating on the circumfrence on deznuts
The observation that led Galileo to conclude that the sun rotated was when he looked through his telescope and noticed that their were sunspots on the sun. He later looked through the telescope once again and couldn't see the sunspots.
Nicolaus Copernicus is known for proposing the heliocentric model, placing the Sun at the center of the solar system. Galileo Galilei made significant advancements in observational astronomy, such as discovering Jupiter's moons and observing sunspots, supporting Copernicus's heliocentric model.
Yes. This is called sunspot extrapolation. For the past 400 years, scientists have been observing the sunspot populations. They have found a variety of qualitative (non-numerical) and quantitative (numerical) data and have concluded that the number of sunspots peaks and falls at a cycle of approximately 11 years.
Galileo discovered that the planet Venus has phases (like the moon); he saw that the Moon had craters and mountains; and that the Sun had moving black spots on its face; and four new moons circling the planet Jupiter. His biggest achievement though, was that the Earth rotates the Sun.
Galileo did not discover the sun; rather, he made observations about the sun using a telescope he built. Through his observations, he discovered sunspots and tracked the sun's rotation. These observations helped to confirm that the Earth revolves around the sun.
the sun was dying.
Galileo Galilei concluded that all planets must orbit around the sun after observing that Venus exhibited phases similar to the moon, which could only be explained if Venus orbited the sun.
Galileo. He was the first to study the sun and he got blind by looking at it for long.
The observation that led Galileo to conclude that the sun rotated was when he looked through his telescope and noticed that their were sunspots on the sun. He later looked through the telescope once again and couldn't see the sunspots.
Sunspots were discovered in 1610 by Galileo.
The study of sunspots began back in 1609 by Galileo. Galileo noticed the sunspots while gazing through a telescope. The actual study did not commence until 1612.
Galileo Galilei
It was Galileo who first studied the dark spots found in the Sun which are now referred to as sunspots. It is believed that the intense magnetic fields surrounding the sun cause the appearance of sunspots.
He used it to study the moon, Jupiter's moons, Saturn, Venus and the sunspots on the sun.
Nicolaus Copernicus is known for proposing the heliocentric model, placing the Sun at the center of the solar system. Galileo Galilei made significant advancements in observational astronomy, such as discovering Jupiter's moons and observing sunspots, supporting Copernicus's heliocentric model.
..he found it by looking through a telescope and observing it around the sun.
Galileo looked at the sun and observed dark blemishes on its surface (which are now called sunspots). From the movement of these blemishes, he was able to determine that the sun has a rotation period of about one month.