Are Aliens Real?

Have you seen the movie Independence Day? I remember watching huge alien spaceships suddenly show up over cities around the world (also known as New York City for Hollywood movies), and everyone's wondering if they're friendly or not. Well, turns out they're not. Instead of saying hello, they start blowing everything up... that is not a good first impression, right? In Marvel's The Avengers, you know aliens seem to have a weekly routine of visiting Earth and fight humans, and the Avengers come to save everyone.

Thinking beyond sci-fi movies, have you ever wondered if there is any truth to this? I mean, think about it. Our universe is insanely huge, with billions of galaxies and countless planets. Are we seriously the only living beings out there?

And here's where the curiosity really kicks in for me. Genesis 1:1 says, “In the beginning God created the heavens and the earth.” If God created the entire universe, couldn't He have created life beyond Earth too? And if aliens do exist, what would that mean for us and for God's plan? Is there anything in the Bible that can shed some light on this? Let's dive in!

People mean different things by these words, so let's look at a few definitions:

• Alien: Someone or something from a different place. When we talk about aliens today, we usually mean life that comes from somewhere beyond Earth. That doesn't have to mean green creatures flying spaceships. It could be as simple as tiny germs or as complex as smart civilizations. So far, scientists haven't found any life beyond Earth.
• "The heavens and the earth": Usually means all of creation (Genesis 1:1). But "heaven" on its own can also mean the sky, outer space, or the place where God lives, depending on the context. So when the Bible talks about heavenly beings, it doesn't automatically mean creatures living on other planets.
• "Sons of God": In Genesis 6:2-4, the ones who had children with human women around the time a group called the Nephilim were on the earth. Many readers think the Nephilim were their children. There are three main views of who the sons of God were: fallen angels, the descendants of Seth (Adam's son), or powerful human rulers. None of these views says they were aliens.
• Nephilim: Mysterious people mentioned in Genesis 6:4 and Numbers 13:33. No one knows for sure who they were. Some say they were mighty warriors or giants, and others connect them to supernatural beings. Writer Zecharia Sitchin, whose ideas helped inspire the TV show Ancient Aliens, claimed in his book The 12th Planet (1976) that the Nephilim were extraterrestrials, but the Bible never identifies them as aliens from another planet.

What Scripture Says

• Psalm 8:3–4When I consider your heavens, the work of your fingers, the moon and the stars, which you have set in place, ⁴what is mankind that you are mindful of them, human beings that you care for them?

  David looks up at the moon and stars God created and wonders why God even cares so much about us humans.

• Colossians 1:16For in [the Son] all things were created: things in heaven and on earth, visible and invisible, whether thrones or powers or rulers or authorities; all things have been created through him and for him.

  Paul explains that everything we can see, and even things we can't see, was created through Jesus and for Him.

• Genesis 1:26–27Then God said, "Let us make mankind in our image, in our likeness, so that they may rule over the fish in the sea and the birds in the sky, over the livestock and all the wild animals, and over all the creatures that move along the ground." ²⁷So God created mankind in his own image, in the image of God he created them; male and female he created them.

  God created humans in His own image and gave us authority over the animals on Earth.

• Romans 8:19–22For the creation waits in eager expectation for the children of God to be revealed. ²⁰For the creation was subjected to frustration, not by its own choice, but by the will of the one who subjected it, in hope ²¹that the creation itself will be liberated from its bondage to decay and brought into the freedom and glory of the children of God. ²²We know that the whole creation has been groaning as in the pains of childbirth right up to the present time.

  Paul says creation is suffering from decay and waiting for the day it will finally be set free.

• Hebrews 2:14–17Since the children have flesh and blood, [Jesus] too shared in their humanity so that by his death he might break the power of him who holds the power of death—that is, the devil— ¹⁵and free those who all their lives were held in slavery by their fear of death. ¹⁶For surely it is not angels he helps, but Abraham's descendants. ¹⁷For this reason he had to be made like them, fully human in every way, in order that he might become a merciful and faithful high priest in service to God, and that he might make atonement for the sins of the people.

  Jesus became human just like us, faced death, and made a way for our sins to be forgiven.

Does the Bible ever mention aliens?

The Bible mentions some mysterious beings, like angels, demons, and the Nephilim. But none of them are described as creatures from another planet.

Angels and demons are spiritual beings that can interact with our physical world. Then there's the Nephilim in Genesis 6:4. The History Channel show Ancient Aliens, known for the famous "Aliens" meme, has even explored the theory that they were connected to extraterrestrials. But the Bible never says the Nephilim came from another planet.

The word "alien" also appears in translations like the CSB and NRSVUE (Leviticus 19:34), but it refers to foreigners from other nations.

So, the short answer is no. The Bible mentions non-human and mysterious beings, but it never directly describes extraterrestrial life the way we picture aliens today.

Would aliens also be made in God's image?

Genesis 1:26–27 tells us that God created humans in His own image and gave us authority over the animals on Earth. But being made in God's image is more than just physical appearance. It also has to do with our relationship with God and the responsibility He has given us.

Think about chimpanzees. They look somewhat like us and are pretty intelligent too. Hollywood also loves showing aliens with human-like faces, arms, and legs. But looking or acting like a human doesn't automatically mean something is made in God's image.

So, if intelligent life exists on another planet, could they also bear God's image? The Bible doesn't directly say. It specifically tells us that humans are made in His image, but doesn't establish whether that same identity could apply to extraterrestrial beings.

Suppose aliens exist. Would they need salvation through Jesus?

Romans 5:12 tells us that sin entered the world through Adam, while Genesis 3 shows that both Adam and Eve disobeyed God. None of us personally ate the forbidden fruit, yet their disobedience affected not just humanity, but nature too. Romans 8:19–22 describes the whole creation suffering from decay. Even animals, birds, and fish experience suffering and death without being personally guilty of sin. So, if aliens exist, would they also be affected by the Fall?

We can also look at fallen angels. They rebelled against God, but the Bible doesn't describe Jesus dying to save them. Hebrews 2:14–17 explains that Jesus became human to make atonement for our sins, specifically speaking about helping Abraham's descendants rather than angels.

So, would aliens need salvation through Jesus? Scripture gives us a clear answer about humanity: we need salvation, and Jesus came to save us. But when it comes to aliens, the Bible doesn't tell us whether they've sinned or would need forgiveness. We can't assume they'd need salvation the same way we do, but we also can't conclude that Jesus couldn't save them. If intelligent life exists beyond Earth, Scripture leaves open whether those beings would need saving and how God would save them if they did.

If aliens were discovered, would that disprove Christianity?

Christianity isn't built on the belief that Earth is the only planet with life. Our faith is centered on Jesus Christ, His death, and His resurrection.

Paul actually makes a pretty strong statement in 1 Corinthians 15:14–17. He says that if Jesus was never raised from the dead, our faith would be useless, and we would still be in our sins. Think about that. Even Paul acknowledges that Christianity depends on the resurrection being true. If Jesus never rose from the dead, one of the biggest foundations of Christianity would fall apart.

Now, discovering life on another planet is a completely different story. Colossians 1:16 tells us that everything was created through Christ and for Him. The Bible never claims Earth is the only place where life could exist.

So, would discovering aliens disprove Christianity? No, not by itself. It would certainly raise new questions about God's creation, especially if intelligent life were discovered, but it wouldn't contradict the central message of Christianity, nor would it contradict what Scripture teaches about God's creation. Whether Jesus truly rose from the dead matters far more to the truth of our faith than whether we're alone in the universe.

So, are aliens real? As of now, we haven't confirmed life beyond Earth, and the Bible doesn't give us a clear yes or no. Scripture tells us that God created everything (Colossians 1:16), but it doesn't reveal everything He created. Whether we discover extraterrestrial life or not, our faith in Jesus Christ isn't built on whether we're alone in the universe. It's built on who He is and what He has done for us.

Think about it. We haven't even explored all of our own oceans, and scientists are still discovering new species here on Earth. Those creatures existed long before we discovered them. So who knows what else is out there? Maybe one day we'll discover something that looks nothing like the aliens from Independence Day or The Avengers. Some people even believe aliens could actually be angels or demons, although Scripture never makes that connection.

And speaking of those movies, Hollywood really makes it seem like aliens have nothing better to do than invade Earth every other weekend. But even if aliens did show up and try to take over, the Bible tells us how our story ultimately ends. Jesus will return, and God will make all things new (1 Thessalonians 4:16–17; Revelation 21:1–5). Hollywood might have aliens trying to destroy the world, but according to Scripture, they don't get to write the final chapter. Jesus does (AMEN!)

It's okay to be curious about these things. I know I am. The Bible doesn't answer every question we have about the universe, and we shouldn't pretend it does. There are so many different theories out there, and who knows, maybe we'll even see aliens one day or maybe not!

But I keep coming back to David's words in Psalm 8. With all those stars and planets out there, God still cares deeply about us humans. Whether we're alone in the universe or not, one thing remains the same: the God who created it all knows us and hasn't forgotten us.

Reflect

1. When you think about how huge the universe is, does it lead you closer to wonder about God or just deeper into speculation?
2. Are you more fascinated by the possibility of life out there, or by the God who created everything in here?
3. If the Bible doesn’t answer every question we have about the universe, can you still trust what it does clearly say about God, creation, and Jesus?

Take a Step

It’s okay to be curious. Questions about space, life beyond Earth, and the unknown can be interesting. But don’t let curiosity pull you away from what God has clearly revealed. The Bible may not tell us whether aliens exist, but it does tell us who created the heavens and the earth, who we are, and who Jesus is.

This week, take a few minutes to read Psalm 8:3–4 and Colossians 1:16. Look up at the sky, remember how big God’s creation is, and thank Him that even in a universe that massive, He still knows you and cares about you.

A Prayer

God, thank You for creating such a huge and amazing universe. There is so much I don’t know, but I know that You are the Creator of all things. Help me be curious without losing sight of what matters most. When I have questions You haven’t fully answered, teach me to trust You. And when I look at the stars, remind me that the God who made them also sees me, knows me, and cares for me. In Jesus’ name, Amen.

Scripture is the primary authority for every answer. Other resources are used for clarity, historical insight, or reflection.

Science and the search for life

• NASA - Are We Alone? (article on the search for life)
• NASA Astrobiology - About Astrobiology (article)

Definitions and biblical background

• Dictionary.com - Alien (definition)
• Got Questions - Are there such things as aliens or UFOs? (article)
• Got Questions - Who / what were the Nephilim? (article)
• Got Questions - Who were the sons of God and daughters of men in Genesis 6:1-4? (article)
• Strong's Hebrew: shamayim (H8064), "heaven" or "sky", and Nephilim (H5303)

Sources on ancient alien claims

• Zecharia Sitchin - The 12th Planet (1976), summarized in Zecharia Sitchin (Wikipedia), the claim that the Nephilim were aliens
• History Channel - Ancient Aliens, quoted in Nephilim (Ancient Aliens Debunked), and Ancient Aliens (Wikipedia), which lists Sitchin among the show's inspirations
• Wikipedia - Ancient astronauts (the modern alien theory about Genesis 6)

Videos I watched while preparing this answer

• Ascension Presents - Did God Create Aliens?
• Gavin Ortlund (Truth Unites) - If Aliens Exist, Does Christianity Collapse?
• THE BEAT by Allen Parr - What the Bible ACTUALLY Says About Aliens (Not What You Think)
• Ken Ham - What Does the Bible Say About Alien Life? (This May Surprise You)