Dark Dunes on Mars
How does wind affect sand on Mars? To help find out if it differs significantly from Earth, the […]
Astronomy
Color the Universe
Wouldn’t it be fun to color in the universe? If you think so, please accept this famous astronomical […]
The Orion Nebula in Infrared from HAWK I
The deepest infrared image of the Orion Nebula has uncovered a bonanza of previously unknown low-mass stars and […]
Mercury on the Horizon
Have you ever seen the planet Mercury? Because Mercury orbits so close to the Sun, it never wanders […]
The North Celestial Tower
If you climbed to the top of this 13th century stone tower, it looks like you could reach […]
NGC 2736: The Pencil Nebula
Moving from top to bottom in the frame near the center of this sharply detailed color composite, thin, […]
NGC 1309: Spiral Galaxy and Friends
A gorgeous spiral galaxy some 100 million light-years distant, NGC 1309 lies on the banks of the constellation […]
M7: Open Star Cluster in Scorpius
M7 is one of the most prominent open clusters of stars on the sky. The cluster, dominated by […]
Chasing Juno
Wait for me! In 2011, NASA’s robotic mission Juno launched for Jupiter from Cape Canaveral, Florida, USA. Last […]
Aurorae on Jupiter
Jupiter has aurorae. Like Earth, the magnetic field of the gas giant funnels charged particles released from the […]