nasa.gov vs planetary.org
Market traction comparison · Updated Jul 2026
| nasa.gov | planetary.org | Leads | |
|---|---|---|---|
| Monthly Visits | 22.4M | 483.1K | nasa.gov |
| Bounce Rate | 51.8% | 49.9% | planetary.org |
| SEO & Keywords | 30 | 30 | Tie |
| Domain Age | 28y 11m | 31y 4m | planetary.org |
planetary.org leads in 2 of 4 dimensions, while nasa.gov leads in 1.
Growth Momentum
| nasa.gov | planetary.org | Leads | |
|---|---|---|---|
| Monthly Visits | 22.4M | 483.1K | nasa.gov |
| MoM Change | +24% | -11% | nasa.gov |
| Avg. Session | 3m04s | 0m44s | nasa.gov |
| Pages / Visit | 8.2 | 1.7 | nasa.gov |
Growth Momentum · Insight
planetary.org is losing traffic (-11%) despite 483.1K monthly visits. nasa.gov's +24% growth puts it on a trajectory to overtake.
Acquisition Strategy
| nasa.gov | planetary.org | Leads | |
|---|---|---|---|
| Primary Channel | Search 46% | Search 46% | |
| Bounce Rate | 51.8% | 49.9% | planetary.org |
| SEO & Keywords | 30 | 30 | — |
Keyword Overlap Rate: 15%
| Keyword | Volume | nasa.gov | planetary.org |
|---|---|---|---|
| supermoon | 4.2K | #4 | #8 |
Acquisition Strategy · Insight
nasa.gov acquires users primarily through Search (46%), while planetary.org relies on Search (46%). This reflects fundamentally different go-to-market strategies — planetary.org's higher direct traffic suggests stronger brand recognition or product-led growth, while planetary.org's search reliance means growth is more scalable but more vulnerable to algorithm changes.
Business Maturity
| nasa.gov | planetary.org | Leads | |
|---|---|---|---|
| Domain Age | 28y 11m | 31y 4m | planetary.org |
| Registered | Oct 1997 | Apr 1995 | |
| Expires | Jul 2026 | Apr 2029 |
Business Maturity · Insight
planetary.org has been in the market for over a decade, indicating established presence.
Market Position
| nasa.gov | planetary.org | Leads | |
|---|---|---|---|
| Global Rank | #1.5K | #124.3K | nasa.gov |
| Category Rank | #3 | #24 | nasa.gov |
| PH Upvotes | 142 | — |
nasa.gov only
planetary.org only
Market Position · Insight
Each has untapped markets the other serves: nasa.gov could expand into Australia, United Kingdom, while planetary.org could target France, Germany.
Key Takeaways
- •planetary.org is losing traffic (-11%) despite 483.1K monthly visits. nasa.gov's +24% growth puts it on a trajectory to overtake.
- •nasa.gov acquires users primarily through Search (46%), while planetary.org relies on Search (46%). This reflects fundamentally different go-to-market strategies — planetary.org's higher direct traffic suggests stronger brand recognition or product-led growth, while planetary.org's search reliance means growth is more scalable but more vulnerable to algorithm changes.
- •nasa.gov receives 46.5x more monthly traffic than planetary.org (22.4M vs 483.1K).
- •nasa.gov is growing (+24%) while planetary.org is declining (-11%).
- •nasa.gov keeps visitors significantly longer (3m04s avg session vs planetary.org's 0m44s), suggesting deeper product engagement or stickier content.
- •They share 8 keywords (15% overlap), indicating direct search competition.
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Report based on data from July 2026