A strange metallic sphere found near the home of a family in Florida sparked a decades-long mystery.
Ivan Vagner recently captured something unexplained over the Earth's southern hemisphere.
Scientists have determined the most likely shape of the heliosphere which surrounds the solar system.
NASA's High-Resolution Coronal Imager has captured new high-resolution images of the Sun's atmosphere.
A new analysis of data from NASA's Voyager 2 mission has revealed that the atmosphere of Uranus is leaking.
The man who envisaged that an alien race could build a 'Dyson Sphere' around its star has died aged 96.
A recently uploaded video clip shows a featureless spherical object hovering motionless in the sky.
The groundbreaking solar probe has sent back its first observations from the edge of the Sun's atmosphere.
Scientists have discovered new evidence of a temporary moon burning up in the Earth's atmosphere.
Astronomers have found a planet with an atmosphere in a region that was thought to be hostile to such worlds.
Russia has seen more than its fair share of space rocks exploding in the Earth's atmosphere in recent months.
The blast, which occurred in December over the Bering Sea, went largely unnoticed due to its remote location.
Scientists at JPL have been working to simulate the atmospheric conditions found on 'hot Jupiter' planets.
A new study has revealed that our planet's atmosphere extends further in to space than was previously believed.
NASA is planning to launch a new near-infrared space observatory that will collect data on 300 million galaxies.
A Russian satellite has picked up mysterious 'explosions of light' in our planet's upper atmosphere.
A lunar eclipse with a rather unusual name will be visible in the Western Hemisphere on January 20th.
The two world powers have reportedly been working together on a series of controversial experiments.
NASA has confirmed that the probe has become the second spacecraft ever to leave the heliosphere.
After a harrowing descent through the Martian atmosphere, the probe has finally reached its destination.