After January, the next federal holiday, President's Day/Washington's Birthday, will take place on Monday, Feb. 16 The ...

Here’s everything you need to know about astrophotography in January 2026: ...

ESA’s Juice spacecraft observed interstellar comet 3I/ATLAS in November 2025, capturing NavCam images and collecting instrument data, with full science results expected to arrive on Earth in February ...

Jupiter’s nights are anything but dark. Recent images from a fleet of NASA spacecraft and the James Webb Space Telescope reveal a giant world whose unlit hemisphere crackles with lightning, glows with ...

Is the gas giant about to have a close encounter of the 3I kind? Harvard scientist Avi Loeb claims that 3I/ATLAS’ bizarre trajectory suggests that it’s sending “satellites” to Jupiter to gather intel ...

Jupiter is not quite as large as astronomers thought, according to the first measurements of its radius taken in more than 40 years. Jupiter is a gas giant and doesn’t have a solid outer surface like ...

HAIFA, Israel, Aug. 27, 2025 /PRNewswire/ -- Elbit Systems Ltd. is proud to announce the successful launch of its advanced JUPITER space camera aboard the National Advanced Optical System (NAOS) ...

The MarketWatch News Department was not involved in the creation of this content. HAIFA, Israel, Aug. 27, 2025 /PRNewswire/ -- Elbit Systems Ltd. is proud to announce the successful launch of its ...

A planetary conjunction is an astronomical event in which at least two planets – sometimes more – appear to our vantage from Earth to be close together in the sky. Both Venus and Jupiter are making ...

Using the thermal equivalent of giving it a sharp whack, NASA repaired the camera of its Jupiter-orbiting Juno probe from 370 million miles (590 million km) away after the instrument was put out of ...