astronomy
Planet in star system next door may have ocean: study
A rocky planet discovered in the "habitable" zone of the star nearest our Sun may be covered with oceans, according to a new study.
There's black hole at the centre of our galaxy, here's its first image
An international team of astronomers recently unveiled the first image of a cosmic body known as Sagittarius A*, a supermassive black hole at the centre of our own Milky Way galaxy.
Planet in star system next door may have ocean: study
A rocky planet discovered in the "habitable" zone of the star nearest our Sun may be covered with oceans, according to a new study.
New Horizons delivers first images of icy world since Pluto flyby
The New Horizons space probe is bringing new images of a remnant of the early solar system, after its historic brush with Pluto last summer, reports ABC News.
Discoverer of Neptune's rings dies
Andre Brahic, one of the people who discovered the rings of Neptune, has died aged 73, his publisher says.
Ancient Babylonians 'first to use geometry'
Sophisticated geometry - branch of mathematics that deals with shapes - has been used at least 1,400 years earlier than previously thought, a study suggests.
Astronomers discover largest solar system
Astronomers discover the largest known solar system consisting of a large planet that takes nearly a million years to orbit its star.
5 bright planets to align visibly in the sky
It will be possible to see all the five bright planets align together in the sky for the first time in more than a decade.
Black holes can be spotted with backyard telescopes
For decades, astronomers observe the space around black holes for the occasional flare of light, signaling that a cosmic feeding is underway.
Advance in astronomy 'can help find other worlds'
The pull of gravity on a distant star can now be measured more accurately, shedding light on other worlds, say astronomers.
Canon develops 250 megapixel sensor
Electronics company Canon has developed a 250 megapixel sensor for use in digital cameras.