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Author Archives: kkim7243
When it comes to how creative and bright people are at imagining aliens in the universe, some people would think of Star Trek, Star Wars, and Alien: Covenant. In these creative movies, some aliens are portrayed as gross, primitive monsters that kill and eat humans while others are portrayed as friendly, intelligent creatures. About 20 years ago, … Continue reading The aliens in Starcraft. → Continue reading → Continue reading
In respect to one of the most controversial question, “whether extraterrestrial lives exist in the universe,” we often assume there is high probability that such alien lives exist somewhere. Because there are 70 sextillion stars and numerous earth-like planets along with the stars in the observable universe, we often think that some intelligent forms of … Continue reading Interesting facts about Fermi Paradox → Continue reading → Continue reading
Even though we are the most familiar with planets within our solar system, there have been many discoveries of exoplanets with the development of scientific technology and the improvement our understanding of the Universe. Among these exoplanets, there are some interesting and habitable planets outside our solar system. First of all, “Kepler-186f” was found to … Continue reading Many interesting exoplanets. → Continue reading → Continue reading
Once thought as the 9th planet of our solar system, Pluto is a dwarf planet and is part of the Kuiper belt. The first discovery of this dwarf planet was in 1930 by Clyde Tombaugh. Until 2005, Pluto was considered as the 9th planet of the solar system. However, as another dwarf planet called … Continue reading Pluto and its interesting property. → Continue reading → Continue reading
The solar system is special in that it only has one star, the Sun, while most other systems have at least 2 stars. Because the Sun is very important not only for maintaining the solar system, but also for providing energy to keep the lives on Earth, it is important to know what comprises of … Continue reading The Sun and the solar atmosphere. → Continue reading → Continue reading
A gravitational lens is an observed image of light that is bent into a circle around the gravitational objects. The general relativity theory or the curvature of the space time is used to explain this amazing phenomena. When there is a sufficiently large gravitational objects such as stars, black holes and celestial bodies in the … Continue reading Gravitational Lens by astronomical objects. → Continue reading → Continue reading
In many different scientific, astronomical movies, different planets than Earth are often portrayed as hardly habitable environments with almost impenetrable, dusty atmosphere. The atmospheres of these planets seem to vary a lot in many aspects such as density, and components. Among all 8 planets, including Earth in the solar system, the atmospheric conditions of each … Continue reading Atmospheres of Planets in Solar System → Continue reading → Continue reading
1. I picked Tycho Brahe who was born in 1546 and died in 1601. Brahe info 2. Publication of the Book of Common Prayer. During Brahe’s time, there was the first publication of the Book of Common Prayer in the Church of England. Book of Common Prayer info 3. Also, during Brahe’s life time, Marin … Continue reading Historical Astronomers in Context → Continue reading → Continue reading
Surprisingly, our galaxy, Milky Way is expected to have a collision with another galaxy, called Andromeda. Even though the universe is expanding at every moment since its creation, the 2 galaxies, Milky Way and Andromeda are coming close to each other with an anticipated collision in about 4 billion years. Both galaxies are located … Continue reading Milky Way and Andromeda Collision → Continue reading → Continue reading