A head-on collision, a near miss or not even possible? We find out if these two planets can actually collide

Is it possible for Neptune and Pluto to collide given that their orbits cross?

Galaxies swell up as they age
Analysis of over 800 galaxies shows that there is a relationship between a galaxy’s age and size

The first woman in space: Valentina Tereshkova
The first woman and civilian in space was a pioneer for Soviet space exploration.

Ghost Ship to Alpha Centauri
It’s all hands on deck to Alpha Centauri aboard the interstellar Ghost Ship

Why doesn’t our Solar System have a hot Jupiter?
We find out why one of these exotic planets can’t be found in our Solar System

Heroes of Space: Edwin Hubble
How one of the world’s greatest astronomers shaped our understanding of the universe

What is the largest amateur telescope ever built?
We found out which telescope holds the world record for being the biggest

Heroes of Space: The Mercury 13 crew
In a time of gender prejudice, these women were denied the chance to fly into space, despite their obvious and remarkable capabilities
Space Answers on Twitter

Merging galaxies halt star formation
Analysis of the ‘butterfly’ galaxy NGC 6240 shows black hole ejections and stellar winds stop the birth of new stars

Astronomers discover what’s powering Mercury’s magnetic tail
Models and simulations have provided strong evidence that Mercury’s plasmoids could be accelerating electrons from the Sun

Future Tech: Floating colonies on Venus
Could this incredibly hostile planet support future colonies? We take a look…

How big can sunspots get?
We take a look at how big these cooler regions of our star can get

Heroes of Space: James E. Webb
The man without whom NASA might never have made it to the Moon.

Are there still pieces of the Mir space station in orbit around Earth?
De-orbited in 2001, we find out if there are still pieces of the Mir space station in space

SPONSORED: Six top reflector telescopes for beginners
Passionate about the universe? Then check out our guide to buying the best instrument for observing it

Pluto’s moon gets its first surface feature names
Almost three years after NASA’s New Horizons mission flew past Charon, the International Astronomical Union (IAU) has named some of its landmarks

REPLAY: NASA launches its next planet-hunting mission
Wherever you are in the world, don’t miss the blast off of the Transiting Exoplanet Survey Satellite (TESS) by tuning into our livestream

Juno Update: Spacecraft movie reveals brand new view of Jupiter’s storms
It will assist in the understanding of the forces at work powering the storm systems that range between 4,000 to 4,600 kilometres (2,500 to 2,900 miles) in diameter

Protoplanetary discs finally seen in unrivalled detail
Courtesy of a Very Large Telescope instrument, there has now been an influx of fantastic images unmasking the dusty discs that surround young stars

Space Rocks: Final panellists for Science Fiction vs. Space Fact debate announced!
This star-studded cast will discuss how the creativity of science fiction compliments or contradicts the reality of space science