Even if you are stationary, the Earth moves at 30 km/s, the Sun at 220 km/s.…
Astronomical Objects
The most recent data available was from NASA’s Magellan mission in the early 1990s, which used…
The Milky Way began its existence as a small cluster of gas and dust and then…
As Hale-Bopp approached Earth for a month, its descriptions ignited interest in newspapers and the emerging…
Seismic events occur on the Moon, called lunar earthquakes or lunar seismic waves. These events are…
The solar system is located in the outer spiral arm of our galaxy – the arm…
Do comets come from Oort clouds? The Oort cloud is the source of all long-period comets.…
Solar flares are pieces of the Sun, some of which “fall” to Earth. What happens if,…
The earth consists mainly of the following chemical elements (as a percentage by mass): Oxygen (O):…
Over the last century, we’ve gotten used to having nine planets in our solar system: Mercury,…
Our planet will reach aphelion (the farthest point from the Sun) on July 6. At that…
Uranus: Uranus is the coldest planet in our solar system. Despite its closer proximity to the…
Veteran astrophotographer Andrew McCarthy of Arizona unveiled this spectacular photo of Jupiter on September 17, 2022.…
If the Sun is the size of a watermelon, Mars would be about the size of…
What has been discovered? Studies of the surface of Mars have shown numerous indications that water,…
Have you ever wondered why Mars is often referred to as the “Red Planet”? The answer…
Mercury’s orbit is a swift and eccentric journey, completing a full revolution around the Sun in…
The Moon formed one hundred million years after the creation of the solar system. It did…
Neptune, the eighth planet in our solar system, was accidentally discovered on September 23, 1846. Calculated…
Saturn, the least dense among all solar system planets, boasts a density even lower than water.…
Venus is the brightest natural object after the Moon and the Sun. Venus shines 25 times…
The constellation Pegasus is a prominent object in the night sky. It is one of 48…
The star Arcturus, also known as Alpha Wolf (α Boötis), is one of the brightest stars…
The Methuselah Star, named after the biblical figure Methuselah known for his extreme old age. Estimated…