Chance sighting of ice ring in a flat shelf of continent leads to speculation over its cause.
A map using digital data shows mysterious molecules are present in many environments of the galaxy.
'Close, but no cigar': SpaceX director Elon Musk on failed attempt to land launcher on a floating platform.
Nasa's NuStar telescope spots two colliding galaxies 134 light years away.
Romania Space Agency confirms meteoroid lit up night sky.
Live streaming of the SpaceX Falcon 9 launch attempt on Saturday will be available online.
Discovery of gas clouds further along the Scutum Centaurus suggests spiral goes all around the galaxy.
The wobbling of a pulsar in a binary system due to the curvature of space was used to determine its mass.
Launch of Falcon 9 rocket carrying cargo capsule to ISS put off due to snag.
Nasa discovers new details about destructive stellar system 10,000 light years away.
Structures similar to those seen on Earth and carved by microbes noticed on Gillespie lakebed.
Image released showing gaping hole in star field 700 light years away.
Two best habitable planet candidates found by Harvard-Smithsonian Center for Astrophysics.
Study finds 14 dwarf stars heading for our solar system.
Countdown aborts moments before launch of SpaceX Falcon 9 reusable rocket carrying ISS supplies
The Langley Research Center is exploring inflatable heat shields to safely land spacecraft on Mars.
New images of one of the most iconic images from space re-released by Nasa.
The technology demonstration programme could eventually lead to reduced costs of space launch missions.
The flare detected by Nasa's Chandra X-ray Observatory in September was 400 times brighter than the usual output.
By measuring masses of distant planets accurately HARPS instrument reveals recipe for Earth-like exoplanets.
Study shows super-Earths can have oceans that last 10 billion years and host extraterrestrial life.
Falcon 9's rocket will attempt to land on what SpaceX calls an 'autonomous spaceport drone ship'.
A tracksuit designed to look like moonwalker Neil Armstrong's space suit
Comet Lovejoy, discovered in 2014 and dubbed New Year Comet, will pass closest to Earth on 7 January.
CIA reveals secret behind UFO sightings
The Quadrantids meteor shower 2015 will peak on 3 January and be visible in the northern hemisphere
Quadrantids will begin on 3 January and will be streamed live online by Slooh Community Observatory.
Anonymous poster claiming to be SpaceX Employee describes Elon Musk as "a master who berates and smacks his dog"
The low-cost probe has around 2000 screws that hold its vital systems together.
Computer simulation of impact of small size asteroids in the oceans, suggest inundation of coastal cities.