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Astronomy
New post in Astronomy
Why can't we see the satellites?
January 6th, 2023
satellites
estimation
astronomy
Shining object in the sky resembling a star
July 11th, 2020
astronomy
How is the temperature of other planets measured?
May 8th, 2020
astronomy
temperature
Celestron NexStar 6 SE vs. Orion XT8
December 29th, 2020
telescopes
astronomy
astrophotography
Why wasn't the moon visible during the day a few decades ago?
July 24th, 2020
astronomy
What age to start kids with astronomy
May 6th, 2020
education
astronomy
How do you measure distance to stars within the galaxy?
April 7th, 2020
distance
astronomy
stars
doppler-effect
What's the difference between a red giant and a red supergiant?
August 1st, 2022
astronomy
stars
Most accurate ways to find the average distance between stars in Milky way galaxy
August 1st, 2022
astronomy
galaxies
stars
distance
What is the formal definition of a stellar day?
August 1st, 2022
astronomy
rotation
inertial-frames
How did pre-Copernican astronomers accurately predict planetary position?
September 4th, 2020
astronomy
orbital-motion
history
solar-system
celestial-mechanics
What is the percentage of stars with planetary systems
September 19th, 2020
astronomy
planets
stars
exoplanets
If you focus in on one image, is combining two telescopes really equivalent to a larger mirror?
August 1st, 2022
astronomy
observational-astronomy
telescopes
What telescope would I need to observe Mars's polar caps?
August 4th, 2020
astronomy
telescopes
Determine date of birth from "astrological" signs?
May 31st, 2020
astronomy
How can the date of lunar eclipses be calculated by hand?
July 3rd, 2020
eclipse
moon
astronomy
Smaller free remote control telescopes?
May 6th, 2020
telescopes
astronomy
How can I stabilize an unstable telescope?
August 1st, 2022
astronomy
telescopes
View of the Sun from Voyager 1
May 29th, 2020
astronomy
observational-astronomy
How much of the universe is observable at visible wavelengths?
December 8th, 2020
astronomy
How would one navigate interstellar space?
March 30th, 2021
astronomy
space-travel
Is it possible to prove or disprove the Einstein Synchronization Convention with astronomy?
December 2nd, 2021
speed-of-light
special-relativity
astronomy
one-way-speed-of-light
What is the precise definition of “cadence” in astronomy?
April 2nd, 2021
astronomy
terminology
Is antumbra part of shadow darker than penumbra part of shadow?
March 2nd, 2020
optics
astronomy
visible-light
"Reverse engineering" of a horoscope?
June 14th, 2020
astronomy
orbital-motion
solar-system
Why is the summer, in the temperate latitudes, in average, hotter that the spring?
September 6th, 2020
climate-science
astronomy
everyday-life
popular-science
Velocity distribution in Plummer's models and others mass distributions
February 17th, 2020
astronomy
simulations
many-body
star-clusters
newtonian-gravity
Stable and Unstable Orbital Resonance
December 18th, 2020
classical-mechanics
astronomy
orbital-motion
Are planetary orbits measured from the Sun's surface or centre?
December 25th, 2020
orbital-motion
planets
sun
astronomy
Significance of letters in Hertzsprung-Russell (H-R) diagram
August 1st, 2022
spectroscopy
temperature
astronomy
stars
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