Citizen Science in Astronomy | How To Get Involved

Have you ever wondered if you could contribute to exploring the universe? Citizen science in astronomy allows anyone, no matter their experience, to contribute to real scientific research.

From discovering comets to tracking light pollution, amateurs play a vital role in helping scientists study the cosmos. Today, online tools and accessible equipment make it easier than ever to get involved.

A photo of the planet Jupiter and one of its largest moons through a Dobsonian Telescope. Photo by Trevor Jones.

The Rise of Amateur Astronomy/Astrophotography

Astronomy has been growing in popularity, with more people taking the time to look up and explore the night sky. By observing with binoculars or a small telescope, visual observers can make real contributions to science.

The rise of affordable telescopes, cameras, and beginner-friendly smart telescopes means amateur astronomers are capturing incredible images of planets, galaxies, and nebulae. These pictures are pretty, but they’re also scientifically useful.

Amateurs regularly provide data on variable stars, comets, asteroid positions, and transient events such as supernovae and auroras. Some even capture discoveries that end up in professional research papers.

All of this highlights how amateur astronomy and astrophotography connect enthusiasts with real science and that curiosity, dedication, and even modest gear can have a big impact.

Trevor happened to capture Supernova SN 2023ixf during our time at the Texas Star Party.

Amateur Astrophotographer Contributions

Amateurs continue to play an essential role in a variety of observations that support professional research.

Tracking Variable Stars and Exoplanets: By monitoring brightness changes, amateurs help confirm discoveries made by professional telescopes.
Discovering Comets and Asteroids: High-quality images can help detect new objects or track their movement.
Capturing Transient Events: Supernovae, auroras, and meteors can be photographed and reported for research.
Providing Long-Term Observations: Professionals can’t observe every part of the sky every night; amateur astrophotographers fill these gaps.

Tip: Small telescopes, binoculars, and/or a notebook with careful observations can make a meaningful contribution. The key is consistency and reporting your findings so scientists can use the data effectively. As skills improve, amateurs can contribute to more specialized projects.

Trevor setting up an 8-inch Newtonian Telescope for astrophotography in our backyard.

How Your Contributions Help Science

Even a few minutes spent observing the sky or classifying images can add up to something meaningful when combined with thousands of other volunteers around the world.

For example:

Insights: Every observation helps build datasets that scientists use to understand the universe.
Discoveries: Citizen scientists have made exciting discoveries. From new types of galaxies to tracking asteroids, discovering exoplanets, and even catching comets in the act.
Training for AI: Many online projects rely on volunteers to classify images so that computers can learn faster. Your contributions help machine-learning algorithms to recognize patterns.
Long-Term Monitoring: Regular observations from volunteers across the globe help scientists monitor trends and understand their effects on the night sky year after year.

Discovery Highlight: Citizen scientists helped make one of astronomy’s most exciting discoveries – a system of five planets orbiting a distant star known as K2-138. Volunteers participating in the Exoplanet Explorers project on Zooniverse analyzed real telescope data from NASA’s Kepler mission. By identifying repeating dips in a star’s brightness, they helped astronomers confirm the presence of multiple planets locked in a near-perfect orbital rhythm. Their work led to a peer-reviewed publication: The K2-138 System: A Near-Resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists (Christiansen et al., 2018, arXiv:1801.03874).

Types of Citizen Science Projects

If you’re interested in participating in citizen science projects, there is no shortage of options to choose from.

Online Projects: Help From Home

Many citizen science projects can be done entirely online, letting you classify images, spot patterns, submit data, or analyze data collected by professional telescopes.

Zooniverse Active Projects

Here are some beginner-friendly online projects to try:

Galaxy Zoo: Sort galaxies by shape and structure. Your classifications help astronomers understand how galaxies form and evolve over time.
Radio Galaxy Zoo: Match galaxies seen in different wavelengths. Volunteers help identify the structures of galaxies that are harder to study with standard optical telescopes.
Planet Hunters: Look for tiny dips in starlight that could signal new exoplanets. Your observations help scientists discover worlds orbiting distant stars.
Other Zooniverse Projects: There are dozens more projects on platforms like Zooniverse and SciStarter, ranging from spotting asteroids to identifying star clusters. Beginners can jump in at any level, and it’s easy to find a project that matches your interests.

By participating in these projects, you’re making a meaningful contribution to real scientific research, all from the comfort of your own home.

Observational Projects: Look Up and Participate

If you have a telescope, binoculars, or even just clear skies, you can make a real difference by contributing observations directly from your backyard. Your data helps scientists track changes in the night sky and fill in gaps that professional telescopes can’t cover every night.

Globe at Night Observation Data Points

Here are some observational projects you can get involved with:

Globe at Night: Report how dark or bright the night sky is from your own backyard by counting stars in constellations. This helps track light pollution trends over time and supports conservation efforts for wildlife and dark skies.
Exoplanet Watch: Observe stars to see tiny dips in brightness when planets pass in front of them. Your measurements help confirm exoplanet discoveries.
Aurorasaurus: Helps track auroras using reports from people all over the world. Users submit sightings, photos, or even just “yes/no” reports of whether they saw an aurora.
UNITE (Unistellar Network Investigating TESS Exoplanets): Initiative that empowers amateur astronomers to collaborate with professionals in observing and analyzing exoplanet transits.

Tools for Beginners

Getting started in citizen science and astronomy doesn’t mean you need a fancy telescope or expensive gear. In fact, there are lots of tools and resources that make it easy for beginners to jump in.

Astronomy Apps and websites are a great place to start. Planetarium apps, like SkySafari and Stellarium, let you explore the night sky right from your phone or computer, helping you find constellations, planets, and interesting objects to observe. Heavens-Above can help you track satellites, meteors, and space stations passing overhead.

Stellarium planetarium app

If you do want to try observing in more detail, there’s plenty of affordable hardware out there. Even a small beginner telescope, a pair of binoculars, or a simple smartphone adapter for astrophotography can let you capture planets, stars, and the Moon.

The key is to start simple and build your skills gradually. Spend a few nights observing, try a few online projects, and before you know it, you’ll feel confident contributing real data to scientific research while having a ton of fun exploring the universe.

How to Get Started

Getting involved in citizen science is easier than you might think.

Here’s a simple approach to help you start contributing and enjoying the process:

Pick a project that sparks your interest: It could be observing, classifying, or collecting data, but your interest will help you stay motivated.
Start small: You don’t need to commit hours every day. Just take a few minutes at a time to get comfortable and build your skills gradually.
Be consistent: Even small contributions, when added up over time, can have a big impact on scientific research.
Connect with the community: Joining a group of like-minded volunteers provides support, guidance, and encouragement, making the experience more fun and meaningful.

By taking these steps, you can contribute to real science while enjoying the process of exploring the universe.

For example, my personal interest lies in light pollution, so I plan to check the campaigns on Globe at Night for each month and submit sky quality data from our backyard. Doing this regularly will provide insight into the changes over time.

Related Article: Astrophotography from the City vs. a Dark Sky

Community Networks

Connecting with others provides support, guidance, and inspiration as you learn the ropes. It also helps you stay motivated, share observations, ask questions, and learn from others’ experiences.

It can also help improve the quality of your contributions by providing feedback and tips that make your data more accurate and useful.

Even for beginners, having a community to connect with makes the experience more fun, engaging, and meaningful.

Some Citizen Science and Astronomy Communities:

Local Astronomy Clubs / Societies: These often host observing nights, workshops, and beginner mentorship programs. They’re great for hands-on learning and connecting with other enthusiasts.
Online Forums and Groups: Many websites and social platforms have active astronomy and citizen science communities. Members share observations, ask questions, and offer guidance. Examples: Reddit, Slack, Discord servers
Project-Specific Communities: Many citizen science platforms have built-in communities for volunteers. People participating in online projects can discuss findings, share tips, and celebrate discoveries together.
Hybrid Communities: Some communities combine online interaction with in-person events, like coordinated observing nights for global projects.

LSST Citizen Science Forum

Educational and Personal Benefits

Getting involved in citizen science isn’t just about helping scientists; it’s also a great way to learn.

You’ll pick up skills like reading star charts, tracking changes in stars, or even classifying galaxies. You also get hands-on experience with real scientific methods, seeing how observations and data turn into discoveries. For students, it can even be a fun way to bring real science into school projects.

Basically, it’s a chance to learn while making a real contribution to our understanding of the universe.

Conclusion

Citizen science in astronomy makes the universe accessible to everyone.

Whether you’re classifying galaxies online, observing exoplanet transits, or reporting the darkness of your night sky, your contributions help real science.

By participating, you join a global community of curious minds, experiencing the joy of discovery while making a meaningful difference.

Find a project you’re passionate about and look into it; you never know where it might lead.

Ashley is an environmental educator, communication professional, and astrophotographer. She has extensive experience writing for diverse audiences to increase public awareness and engagement. Ashley is an active Advocate and Delegate with DarkSky International, helping to protect the nighttime environment from the harmful effects of light pollution through advocacy and outreach.