Jess Wilder
Science journalist
Jess Wilder is BBC Sky at Night Magazine's Production Editor.
Recent articles by Jess Wilder
Astronomy explained | What's a blue Moon?
What is a blue Moon and when is the next one? Find out what the term means and the astronomical definition in our blue Moon guide.
50 of the greatest, most famous astronomers of all time
Our pick of the men and women who transformed our understanding of the Universe.
13 of the weirdest, strangest exoplanets in the Universe
Facts about the strangest, most unusual and downright cool exoplanets astronomers have discovered over the past few decades.
Space History | Animals in space
What animals have been in space, which was the first and why did humans send them to journey among the stars?
Women astronauts who changed spaceflight forever
A look at some of the astronauts who blazed a trail for women in space.
A guide to asteroid 433 Eros
On 14 February 2000, asteroid Eros became the first to have a human-made spacecraft fall into orbit around it.
Solar missions: How scientists study the Sun
How do scientists observe the Sun? What missions are analysing our host star? A guide to Sun orbiters, spacecraft and solar missions, past, present and future.
Eye On The Sky | Whirlpool Galaxy's magnetic field lines mapped
An amazing new far-infrared perspective reveals the chaos in the Whirlpool Galaxy by mapping the magnetic field lines of this magnificent spiral.
Eye On The Sky | Strange galactic merger captured by Hubble Space Telescope
Stars swirl like water down a plug hole as two galaxies begin a cosmic merger in a newly released Hubble Space Telescope image.
Eye On The Sky | Stellar winds from red giant star produce cosmic floral pattern
A stream of charged particles emanating from red giant star R Aquilae is not spherical, but irregular, leading astronomers to infer the existence of a large body nearby.
Eye On The Sky | The chaos of starbirth captured 8,000 lightyears away
The birth of stars is a turbulent, chaotic process, as this new image from ALMA and the Hubble Space Telescope shows.
Eye On The Sky | A sleepy galaxy with an empty heart
Blue stars glitter on the feathery arms of flocculent galaxy NGC 2775.
Eye On The Sky | The Butterfly Nebula, NGC 6302
Hubble Space Telescope's beautiful image of NGC 6302, the Butterfly Nebula.
Eye On The Sky | Abell 2384: a bridge between galaxy clusters
The Chandra X-ray Observatory has captured a bridge of cosmic gas connecting two gigantic galaxy clusters.
Eye On The Sky | Infrared peers beneath Jupiter's clouds in 'lucky' image
Lucky imaging reveals an ultra-sharp image of Jupiter in infrared.
How to see the International Space Station in the night sky
Want to track the ISS across the sky, but don't know where to look? Read our guide to help you spot the space station tonight.
Eye On The Sky | Hubble views a stretched spiral galaxy
The Hubble Space Telescope has captured a beautiful spiral galaxy that appears as though stretched.
Eye On The Sky | Bepi Colombo spacecraft's final glimpse of Earth
The BepiColombo spacecraft takes a final look at Earth following a gravity-assist flyby of our planet.
Eye On The Sky | OSIRIS-REx captures epic mosaic of asteroid Bennu
The surface of asteroid Bennu is revealed in incredible detail via an astrounding photographic mosaic captured by the OSIRIS-REx spacecraft.
Eye On The Sky | Hubble spots a super star cluster on the edge of the Tarantula Nebula
Cosmic clouds of glowing gas may hold the secrets to star formation, making them ideal opportunities for astronomical study.
Eye On The Sky | Cosmic kaleidoscope created by clashing stars
The ALMA telescope array has captured a clash between two stars, creating a colourful cosmic spectacle.
Eye On The Sky | Gemini South Telescope views a dying star
Dying red giant stars are the source of some of the most beautiful phenomena seen in the Universe.
Eye On The Sky | Astronomers capture biggest explosion ever seen
A new image shows the results of a cosmic explosion 390 million lightyears away.
Seeking out new worlds: a guide to the latest exoplanet-hunting missions
A range of new missions are under way to discover what exoplanets are really like, and maybe even pinpoint a new Earth.