Data updated: July 2026
Christina Hammock Koch ✓
@astro_christina · Instagram · US · space
About Christina Hammock Koch
Christina Hammock Koch is a NASA astronaut and engineer, known for her educational content on Instagram. With a follower count of 2,103,884, she shares insights from her experiences, including her participation in the Artemis II mission and time spent on the International Space Station. Her content spans various formats such as reels, long-form videos, static posts, and stories, focusing on themes of space, science, and education. Some content may require brand review.
@astro_christina's followers & following
@astro_christina currently has 2,103,884 followers on Instagram and follows 268 accounts, a follower-to-following ratio of 7,850.31. That places the account in the mega tier of space creators.
@astro_christina's content
@astro_christina has published 869 posts to date, working across reels, long-form-video, static-posts, stories. The account's content is classified under space, space, science, education. Bio: “NASA Astronaut. Flew Artemis II mission around the Moon. Lived and worked on the International Space Station.”
AI quality check on @astro_christina
Zaver's AI analyzed this account across 20+ parameters before listing it publicly. No blocking issues were detected in our standard screening.
- Audience location & demographics
- Engagement quality & authenticity
- Follower growth patterns
- Signs of purchased followers
- Content niche classification
- Brand safety screening
- Posting activity & consistency
- Language & audience fit
@astro_christina's rankings on Zaver
Based on follower count among creators that passed Zaver's indexing quality bar.
@astro_christina's audience
Audience snapshot
50% male · 50% female
Core age group25-34
Christina's audience exhibits a balanced gender skew, with 50% male followers. The primary age demographic is 25-34, and the top geographic location for her followers is the United States. This suggests a mature, engaged audience interested in her educational content.
Collaboration pricing
Price tierElite
Get the AI fair-price estimate → free trialWhich brands fit Christina Hammock Koch?
Brands in the fields of education, science, and technology would align well with Christina's content. Her authoritative and professional tone, combined with her focus on space and science, makes her an ideal partner for brands looking to engage an informed audience.
Frequently asked questions
How many Instagram followers does @astro_christina have?
As of July 2026, @astro_christina has 2,103,884 followers (2.1M) on Instagram, follows 268 accounts, and has published 869 posts. Zaver refreshes these numbers on a rolling basis.
How do I contact @astro_christina?
Verified contact details for @astro_christina — including business email where available — are held in Zaver, alongside contacts for 77M+ other Instagram creators. Zaver users can unlock them instantly and reach out with AI-personalized outreach. Unlock @astro_christina's contact info — free trial →
How much does @astro_christina charge for a sponsored post?
@astro_christina sits in the elite price tier on Zaver, based on follower scale, engagement and niche. Zaver's AI pricing model also produces a fair per-post price range with justification, so brands can negotiate from data instead of guessing. Get the AI fair-price estimate →
What is @astro_christina's net worth?
@astro_christina's net worth isn't publicly verified, and Zaver doesn't estimate personal wealth. What can be assessed is sponsored-post earning potential: with 2.1M followers and a elite price tier in space, brand collaborations are a meaningful income stream — Zaver's AI pricing model estimates what each placement is worth. See the earning-potential estimate →
Does @astro_christina have fake followers?
Zaver's AI authenticity check scores @astro_christina 99/100, based on 20+ signals including engagement quality, follower growth patterns and signs of purchased followers. That indicates a predominantly genuine audience. Run the full authenticity check →
Who follows @astro_christina?
@astro_christina's 2.1M followers skew 50% male / 50% female, core age group 25-34. Full audience breakdowns — age bands, gender split and country-level distribution — are part of @astro_christina's report on Zaver.
Which influencers are similar to @astro_christina?
Zaver lists comparable space creators in United States in the "Influencers like @astro_christina" section on this page, matched by niche, audience size and engagement. Zaver users can also search all 279 vetted space creators with plain-English queries.
What is the follower count?
Christina has 2,103,884 followers.
What is the engagement rate?
The engagement rate is currently not available.
What is the collaboration pricing?
Christina is in the elite price tier for collaborations.
What is the content niche?
Her primary niche is space, with secondary focuses on science and education.
