How long before we find a planet just like our own?
When NASA first started planning the Kepler mission, no one knew if the universe held any planets outside our solar system. Thousands of exoplanets later, the search enters a new phase.
A couple thousand satellites are orbiting Earth right now. Under the right conditions, your naked eye can spot these human-made objects in the night sky.
China's Tiangong-1 space station is hurtling around Earth out of control and about to come crashing down. It's just one of thousands of pieces of space junk left orbiting our planet.
SpaceX's Falcon Heavy could propel two fully loaded city buses more than 50 times the height of Mount Everest at 32 times the cruising speed of a Boeing 747.
When and where you see the Moon in the daytime depends on what phase it is in.
There are plenty of astronomical things to watch out for this year beyond this week's lunar eclipse, including new Moon landings and a space station falling back to Earth.
A bunch of uncommon things all happening at the same time mean this full moon will have some special attributes.
Dust can be instructive. The analysis of those collected around the comet 67P/Churyumov-Gerasimenko provided new information on the history of the solar system.
In the early 20th century a Russian scientist – regarded as the father of rocketry – made some novel predictions on where we would be in space in the 21st century. So how accurate was he?
'Oumuamua is likely a relatively young interstellar visitor from a binary star system.
Scientists looking for signs of alien life from the mystery object passing through our Solar system say they've found nothing "so far".
The precious metal is literally extra-terrestrial, produced in the heart of the stars. How and under what conditions? Scientists know more thanks to a double astrophysical observation.
The students of class 3F at Ferny Grove State School want to know how they get oxygen into the International Space Station.
A new trajectory means the mission to uncover core facts about the asteroid belt will happen sooner than planned.
We’ve only travelled into space in the last century, but humanity’s desire to reach the moon is far from recent.
Space is becoming cheaper, more attractive to investors and increasingly important in our data-rich economy. It's time Australia mapped a path forward.
Australia is playing a major role in developing legal guidelines that would govern how any war in space is played out. The authors of MILAMOS hope the manual is never actually required.
The first poem in space was a plea for world peace.
Astronomers have detected what is believed to be the first interstellar object ever seen passing through our solar system.