After a 5-year-long journey, NASA’s Juno probe, an emissary to the largest planet in the solar system, has arrived at its destination and slipped into orbit around Jupiter.
Astronomers have discovered a giant planet with an exceptionally wide orbit in a young system of three suns.
In its first – and final – month of flight, the Hitomi X-ray observatory measured the calm within the bubbling core of the Perseus Cluster.
Kepler-108 is the first system observed with really wonky orbits, which may be a result of giant planets bumping into each other.
A recent glut of exoplanet discoveries reveals the early chaos that helps shape planetary systems.
The waxing crescent Moon shines in the west at dusk tonight, and Jupiter shines nearby. On July 12th, as soon as it’s dark, look for Jupiter to approach 4th-magnitude Sigma Leonis, Leo’s hind foot.
A survey of free services and apps that let you keep tabs on space weather so you can anticipate the next great aurora.
Tour July’s Sky: Planets on Parade
Sky & Telescope’s astronomy podcast takes you on a guided tour of the night sky. In early evening look for Jupiter in the southwest, with Mars and Saturn embedded in Scorpius toward south.
A small town with a population of 205 will be the destination for Sky & Telescope’s Wyoming solar-eclipse tour in 2017.
FEATURED PRODUCT FROM SKY AND TELESCOPE
The 2017 Sky & Telescope Observing Calendar combines gorgeous astrophotography and special monthly sky scenes that illustrate the positions of the Moon and bright planets. It also highlights important sky events each month, including eclipses, meteor showers, conjunctions, and occultations.