Mars may have a solid inner core just like Earth
New research based on an iron and sulphur mixture mirroring the Red Planet’s inner core suggests that Mars’ deep interior could be solid, like Earth.
NASA switches off Voyager instruments to extend life of the two interstellar spacecraft ‘Every day could be our last.’
NASA engineers are turning off two instruments on Voyager 1 and Voyager 2 to ensure these twin spacecraft can continue exploring interstellar space.
Hubble Telescope discovers a new ‘3-body problem’ puzzle among Kuiper Belt asteroids (video)
It's a new type of three-body problem for astronomers, who used the Hubble Space Telescope to determine that twin asteroids in the Kuiper Belt could be triplets.
Mystery solved! Odd X-ray signal was ‘death knell’ of planet destroyed by zombie star (video)
An X-ray signal that has puzzled scientists for 45 years was the "death knell" of a planet ripped apart by a white dwarf star, data from NASA's Chandra observatory has revealed.
The solar system is teeming with 1 million ‘alien invaders’ from Alpha Centauri
The solar system could be packed with 1 million alien visitors, space rocks shaken away from our cosmic neighbor Alpha Centauri, new research has revealed.
‘Once-in-a-lifetime’ planetary parade photo captures 10 celestial bodies in a single shot
A rare grouping of 10 celestial bodies is captured in a stunning new photo taken during last weekend’s great planetary parade.
Dark Skys Skyview Pocket Planetarium review
This palm-sized device offers projection of the Northern Hemisphere's constellations for enjoyment and learning.
India’s Aditya-L1 solar probe watches powerful flare erupt from the sun
India's Aditya-L1 spacecraft captured detailed observations of a powerful solar flare last year, helping scientists better understand our star's eruptions.
Geysers on Saturn’s moon Enceladus may not come from its underground ocean
Scientists think geysers on Saturn's moon Enceladus might come from a "mushy" zone of ice along the world.
SpaceX, NASA to launch 1st mission to study aurora ‘electrojets’ in Earth’s atmosphere
Scientists have been wondering about auroral electrojets for a long time. This mission could change how we understand them.