Baseball on the Moon
Could a well-thrown baseball sail from the moon’s surface into orbit?
Lost & Found Spacecraft
An amateur radio operator tracks down a lost spacecraft.
Space Music
Turning the Voyager spacecraft particle detector into a musical instrument.
JunoCam Imagery
Amateur scientists and artists process the latest images of Jupiter.
Universal Gravity Reduction
Is the expanding Universe weakening our gravity?
Space Plastic
Astronauts’ replacement tools could come from an unconventional source.
Neighborly Asteroid
A fast-approaching asteroid will help space scientists practice their tracking skills.
Exploration Telepresence
Tomorrow’s space pioneers will be very different from the explorers of yesterday.
Albatross Satellites
High-resolution space satellites monitor threatened albatross populations in remote areas of the world.
Saturn’s Hexagonal Storm
Planetary scientists puzzle over a strange, hexagon on Saturn.
Star Distance
Astronomers calculate the distance to the furthest stars by comparing them to stars they know.
Jupiter’s Hot Spot
Jupiter’s Great Red Spot is heating the gas giant’s upper atmosphere from below.
Cold Organic Molecules
Scientists propose a chilly start to the molecules that form the basis of all life.
Mars Tsunamis
Ancient seismic sea waves on Mars left a lasting record, and insights into how life could have evolved on other planets.
Space Elevator
Could a “space elevator” carry supplies to the International Space Station?