Where’s Lucy Going? Studying Asteroid Mission Targets
Come learn more about one of NASA’s upcoming missions — Lucy — which will be exploring asteroids!
No, astronomers did not just claim that ‘Oumuamua is an extraterrestrial probe
Yes, ‘Oumuamua is weird; and no, it is probably not a probe sent by an alien civilization. Sometimes scientists (and journalists) should be a little more careful when making (and reporting on) extraordinary claims, especially when the word “alien” is involved.
A classic optics experiment, in space with asteroids and AGNs!
Radio observations of the diffracted shadow cast by an asteroid can be used to nail down its location and determine its size and shape.
Accidentally Finding a Solar Twin
After accidentally observing the wrong star this paper’s authors discovered a previously-unknown solar twin, a type of star which can help shed light on a number of questions in astronomy.
On the origins of our interstellar visitor ‘Oumuamua
Apparently, rocky asteroids like our interstellar visitor ‘Oumuamua are likely to be formed in binary stars.
An Astrophysical Event (Probably) Won’t Kill Every Species on Earth
There’s no need to worry about the Earth being sterilized by an asteroid or gamma-ray burst, especially if you happen to be a tardigrade.