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How many years ago was Jupiter discovered?
Jupiter was known by the ancients. In 1610, Galileo, discovered that i twas not a point source and had four other bodies orbiting around it, moons.
What two discoveries did Galileo make with the telescope?
He Discovered that Earth was not the center of the solar system , Jupiter Has four moons and Venus has light and dark phases, like a moon! He also discovered the rings of Saturn. All this using just one telescope? Galileo didn't invent the telescope, but he was the first person we know of to point a telescope into the skies - and discovered that Jupiter wasn't just a bright light in the sky, but was an enormous planet with moons of its own. The four largest are called the "Galilean" moons; Ganymede, Europa, Callisto and Io.
Why does the brightness of Jupiter apper to change over time?
That's mainly because the distance from Jupiter to Earth changes over time. If we assume, for simplicity, that Jupiter's orbit is circular, and that the distance from the Sun to Jupiter is 5 AU, then, when Jupiter is in opposition (opposite to the Sun, from our point of view), it is at a distance of 4 AU (5 minus 1); when it is in conjunction (behind the Sun, from our point of view), it's at a distance of 6 AU (5 plus 1).
Is Jupiter out tonight?
Jupiter is not out tonight. This means that Jupiter can not be seen with the naked eye and a telescope would be needed.
When did Galileo point a telescope at the stars?
1620
What lens did Galileo use to bend light?
Galileo used a simple convex lens to bend light in his telescopes. This type of lens converges light rays to a focal point, allowing for magnified views of celestial objects. His innovations in lens design and placement significantly improved the observation of planets and stars, leading to groundbreaking discoveries in astronomy.
True or false you can see planet Jupiter with the naked eye?
True. Jupiter is typically one of the brightest objects in the night sky and can be easily seen with the naked eye, appearing as a bright point of light.
What planet did the Galileo spacecraft slam into in 2003 after orbiting it for nearly eight years?
After circling the Jovian System for more than 7 years, Galileo had nearly depleted the propellant needed to point its antennae toward earth and adjust its flight path. While still in controllable the spacecraft was placed on a course to crash into Planet Jupiter, a manoeuvre designed to eliminate the risk of Galileo colliding with the moon Europa and contaminating its pristine surface.
Does Jupiter have a tail?
No, Jupiter is a planet. Or a Roman god, depending on your point of view. No for both
What does Earth look like from Jupiter?
From Jupiter, Earth would appear as a bright star in the sky, much like how we see Jupiter from Earth. It would be a small point of light, far too distant to see any details or features. Only advanced telescopes can capture images of Earth from the perspective of Jupiter.
What is Jupiter distance from sun?
Aphelion (Farthest point) 816,520,800 km - 507,362,502 miles - 5.458104 AU Perihelion (Closest point) 740,573,600 km - 460,171,100 miles - 4.950429 AU Semi major axis (Average) 778,547,200 km - 483,766,801 miles - 5.204267 AU
How long would it take to jog around Jupiter?
The average jogging speed is about 10 kph. Jupiter at the equator has a circumference of 449,197 km, so it would take about 5.12 years assuming you didn't stop, alter course or die from the atmosphere. Not forgetting the small point, that Jupiter does not have a surface to jog on.
