22 Aug 2016 — Sydney Sherman
In an expanding universe, why are Andromeda and the Milky Way destined to collide?
22 Mar 2016 — Hwihyun Kim
What are the degree requirements and verification required to become an astronomer?
13 Feb 2016 — Raquel Martinez
Does a sunset in the west and a moonrise in the east ever happen at exactly the same time?
02 Feb 2016 — Marshall Johnson
Why do comets not get captured by Earth's gravity during a close flyby?
13 Jan 2016 — Gregory Mace
Do single stars tend to rotate in the same direction as the Sun and/or the Galaxy?
18 Dec 2015 — Tom Crawford
Immediately after the Big Bang, did light stop at the edge of the Universe?
06 Dec 2015 — Augusto Carballido
If the Moon was formed out of a giant collision, why is there no ring of debris surrounding Earth?
01 Dec 2015 — Yao-Lun Yang
Can we find exoplanets (and possibly extraterrestrial life) by beaming low-frequency waves towards them?
29 Nov 2015 — Matt Stevans
Does the wavelength of a photon change over its travel through intergalactic space?
21 Nov 2015 — Judit Ries
About 100 tons of cosmic dust fall on the Earth every day. Will this cause Earth's orbit to change over time?
20 Nov 2015 — Sarah Salviander
What is the evidence that early astronomers used to show that the Earth is turning on its axis?
03 Nov 2015 — Augusto Carballido
Is there is a policy to not send probes anywhere that conditions might support life?
07 Oct 2015 — Marshall Johnson
Can a hypothetical Planet X whip around from behind the Sun in a 3600-years orbit?
02 Oct 2015 — Zach Vanderbosch
When I look up and see the Milky Way galaxy, am I looking towards the center of the galaxy or towards outer space?
02 Oct 2015 — Jim Chandler
Is it possible to see the Andromeda galaxy with the unaided eye when in dark sky country within Texas?
