


Luke Allen
Rasmussen University
Astronomy
Astronomy teacher | Verified Expert
I'm a passionate astronomy educator with a degree from Rasmussen University. My journey into the cosmos began with a fascination for the stars, inspiring me to delve deep into the realms of astrophysics. Through engaging lessons and interactive discussions, I strive to ignite curiosity and foster a love for the wonders of the universe. Whether exploring celestial mechanics or unraveling the mysteries of distant galaxies, I am dedicated to helping students grasp the complexities of astronomy. With a blend of expertise and enthusiasm, I aim to inspire the next generation of stargazers and scientists.
Questions
- Polaris is found in what constellation?
- Why can the structure of the universe be compared to bubbles?
- What is a neutron star that appears to produce pulses of radio waves called?
- What causes a nova explosion?
- What is so unusual about Uranus's axis of rotation?
- Mercury is closest to the sun, yet Venus has a higher surface temperature. Why?
- Does Earth's tilt change as it rotates around the sun?
- What is the advantage of a telescope in space over a ground based telescope?
- Whose geocentric model of the solar system was accepted for 1,400 years?
- What observations on Mars indicate that conditions been suitable for life in the may have past?
- Who replaced circles with ellipses in a heliocentric model of the universe?
- What is in the middle of our solar system?
- Which gas giant is the largest? Which is the second largest?
- What prompted astronomers to look for Neptune?
- What are some factors that will affect a star's apparent magnitude?
- Which stage in the life cycle of a star is not predicted for our Sun?
- Which planet is home to the largest volcano in the solar system?
- What is the shape of our Milky Way galaxy?
- How can astronomers "see" dark matter?
- According to scientists, why doesn't the greenhouse effect warm Mars's atmosphere?