Elizabeth Cunningham answers a Big Question from a caller seeing two crescent moons.
Elizabeth Cunningham answers a Big Question from a caller seeing two crescent moons.
Marek Kukula talks with artist and blacksmith Matthew Luck Galpin about his installation at the Royal Observatory, and how it was to work with meteorites.
Find out where the best place to view asteroid YU55 is, and how close it will come to the Earth.
Marek Kukula reveals how the 50th anniversary of Yuri Gagarin’s flight into space is being celebrated, and how you can get involved where you live.
Marek Kukula reveals why the 28-inch telescope is bigger than it sounds.
Rebekah Higgitt reveals the life of Alice Everett, one of the first paid women to work at the Royal Observatory, Greenwich.
Marek Kukula reveals how an object that looks like a copper drainpipe proved that the Earth is moving through space.
Marek Kukula reveals another of his favourite objects, but this time it’s not inside the Museum.
Rory McEvoy talks about the astronomical regulator in Greenwich that controlled the timeball in Gibraltar.
Rebekah Higgitt reveals how ROG employee James Glaisher had a near-death experience while studying the weather in a balloon.