科学与环境
NASA navigation experiment shows promise for planetary landings
来源: Phys.org - latest science and technology news stories · 发布于

NASA has successfully demonstrated technology designed to help spacecraft autonomously navigate to safe landing sites on the moon and on other planets. An Alta-X drone equipped with the agency's Safe and Precise Landing—Integrated Capabilities Evolution (SPLICE) guidance, navigat
NASA has successfully demonstrated technology designed to help spacecraft autonomously navigate to safe landing sites on the moon and on other planets. An Alta-X drone equipped with the agency's Safe and Precise Landing—Integrated Capabilities Evolution (SPLICE) guidance, navigation and control payload completed simulated lunar descent and landing maneuvers Aug. 27.
The flight took place at Rogers Dry Lake near NASA's Armstrong Flight Research Center in Edwards, California.
相关报道

NASA space telescope plunges to Earth after two decades studying cosmic explosions
One of NASA's premier space telescopes plunged to Earth on Wednesday, ending its 22-year investigation of the universe's biggest explosions.
Phys.org - latest science and technology news stories ·

Evolution has repeatedly turned hawkmoth genitals into defensive tools
The genital structures of male hawkmoths are lifesavers. By rubbing specialized scales on their genitals against parts of their abdomen, the nocturnal insects emit ultrasonic sounds that can potentially scramble the acoustic signals that bats use to hunt.
Phys.org - latest science and technology news stories ·
NASA reveals a haunting skull hidden in Antarctica’s ice
NASA satellites have captured an eerie, skull-shaped formation on a remote Antarctic island, but its haunting appearance conceals a troubling warning about melting glaciers. Unusually warm winter temperatures have exposed large areas of dark ice, potentially accelerating future m
All Top News -- ScienceDaily ·

NOAA, NASA release measurements of 2026 ozone hole
Atypical weather conditions caused the Antarctic ozone hole to grow to an unusually large size in 2026, NOAA and NASA scientists reported today, though they said the protective ozone layer is still on track to recover by later this century.
Phys.org - latest science and technology news stories ·
NASA is racing against time to save the Hubble Space Telescope
NASA is exploring a daring plan to save the legendary Hubble Space Telescope from its eventual fiery plunge into Earth's atmosphere. After more than 35 years of groundbreaking discoveries, Hubble is slowly losing altitude, and without intervention, it could fall back to Earth as
All Top News -- ScienceDaily ·