Oumuamua: an interstellar visitor and the limits of interpretation
The first recognized interstellar object showed unusual brightness variations and slight non-gravitational acceleration, prompting deb…
Under review#0321
OPEN ARCHIVE
Observations
Documented events, historical claims and public reports. Event dates and review status are listed separately; unidentified does not mean extraterrestrial.
Event year, not the article publication date.
Peekskill: the meteorite that struck a car
Amateur cameras captured the fireball, while a surviving stone pierced a parked car's trunk and became a museum specimen.
An explanation exists#0319
Allende: a fireball and ancient grains
A shower of stones brought scientists and local residents to a large strewn field and supplied material for studying the early Solar S…
An explanation exists#0317
The 1972 fireball: into the atmosphere and out again
A brilliant daytime object crossed the upper atmosphere on a grazing trajectory.
An explanation exists#0281
The meteor procession of 1913
Groups of lights moved more slowly than familiar meteors and maintained a strikingly coordinated appearance.
Under review#0279
FRB 121102: locating the galaxy behind brief radio flashes
Repeating radio bursts turned a broad sky direction into an association with a particular small galaxy.
An explanation exists#0191
BLC1: a signal toward Proxima that turned out to be interference
A narrow band, frequency drift and disappearance in comparison observations made the signal interesting. Further tests revealed a diff…
An explanation exists#0189
SGR 1935+2154: a radio flash inside our Galaxy
On 28 April 2020 independent instruments recorded a short radio signal and a high-energy burst from the same direction.
An explanation exists#0187
The Lorimer burst: milliseconds in an archive, recognized six years later
Parkes recorded the pulse on July 24, 2001; archival analysis discovered it in 2007. It became the first known fast radio burst, altho…
Under review#0181