The hottest known planet in our galaxy is being stretched into the shape of a football and rapidly consumed by its parent star, new observations from the Hubble Space Telescope show.
Today marks the day that Spirit takes over the record of longest-running Mars mission if she wakes up from her winter hibernation.
This week, the Mars rover Spirit could break Viking 1's record for longest-running Mars surface mission.
Since the dawn of the space age, satellites, spacecraft and astronauts have changed mankind's view of our home planet, showing us the beauty and fragility of the Earth in images taken from space.
First photos from NASA's Solar Dynamics Observatory were released today, revealing new details of the sun.
A new method that separates starlight from planet light could help find smaller, closer-orbiting extrasolar planets.
The acidic waters that once bathed Meridiani Planum area of Mars may have been created by interaction with atmosphere.
New observations show rocky, dusty material circling two young stars at a distance similar to that between the Earth and sun.
Cloud feature over Neptune's south pole is seen splitting in two, suggesting it could be similar to Saturn's polar vortex.
Early Earth's magnetic field weaker than today, likely led to water loss from atmosphere, bigger auroras.
Discovery of old star in small galaxy backs up theory that Milky Way formed by cannibalizing dwarf galaxies.