Every market cycle has one hot topic.

In the late 1990s, it was dot-com.
Then came real estate.
Then electric vehicles.
Then crypto.
Now it is artificial intelligence.

And somewhere inside this AI excitement sits one of the most fascinating companies in the world: SpaceX.

Honestly, it is difficult not to be impressed. SpaceX has changed the economics of rocket launches, built reusable rockets, created Starlink, and made satellite internet a serious global business. It has taken an industry once dominated by governments and defence contractors and turned it into a commercial growth story.

But investing has one very irritating habit.

It does not reward excitement alone.

It rewards the price you pay for that excitement.

That is why SpaceX is a wonderful case study for investors. Not because it is a bad company. In fact, it may be one of the most important companies of this generation. But because it teaches a timeless lesson:

The hot topic may be real. The investment may still be risky.

SpaceX started with rockets, but today it is much more than that. It is a launch company, satellite company, telecom company, defence infrastructure company, AI infrastructure story and possibly, one day, a space-based computing company.

That is why investors are excited.

Before SpaceX, rockets were largely disposable. You launched them once and discarded them. It was like buying an aircraft, flying it once from Mumbai to Delhi, and then throwing it away. SpaceX changed that thinking through reusable rockets.

Falcon 9 made rocket reuse routine. What once looked like science fiction — a rocket booster returning and landing vertically — now feels almost normal. That is the sign of real disruption: when the impossible slowly becomes everyday infrastructure.

Then came Starlink. This is where SpaceX became more than a launch business. Starlink created internet infrastructure in the sky. It can serve remote homes, ships, aircraft, defence users, disaster zones and regions where traditional broadband is weak or unavailable.

In simple words, SpaceX is not merely selling launches. It is building a new layer of global infrastructure.

That is powerful.

The excitement around SpaceX is not built only on imagination. There are serious numbers behind the story.

Starlink reportedly generated around $11.4 billion in revenue in 2025, up from $7.6 billion in 2024. That is strong growth. The company also reportedly crossed 10 million Starlink customers, supported by nearly 10,000 satellites in orbit.

SpaceX’s launch dominance is also extraordinary. The report mentions 165 Falcon 9 launches in 2025, a number that would have looked impossible a few years ago. Scale matters in this business because higher launch frequency improves reliability, cost efficiency and customer confidence.

But now look at the other side.

SpaceX was reportedly targeting a valuation of around $1.75 trillion. Against revenue of roughly $18.7 billion, that implies a valuation of more than 90 times revenue. For comparison, even many high-growth technology companies look modest next to that.

This is where investors need to pause.

A business can be brilliant.
The valuation can still be demanding.

Both things can be true at the same time.

The newest and boldest part of the SpaceX story is not rockets. It is AI infrastructure.

Artificial intelligence needs massive computing power. Computing power needs data centres. Data centres need electricity, land, water, cooling, chips, permissions and reliable power supply. Already, many cities are asking difficult questions about large data centres because they consume enormous resources.

SpaceX’s big idea is this: what if some computing power moves to space?

At first, it sounds like science fiction mixed with venture capital. But there is logic behind it. In space, sunlight is more abundant. Land is not an issue. Cooling dynamics are different. Local opposition is absent. And if launch costs fall dramatically, orbital data centres may one day become commercially possible.

This is a big idea.

But big ideas are not automatically good investments at any price.

Many revolutionary ideas are correct in direction but wrong in timing. Sometimes the technology works, but economics take longer. Sometimes the story is real, but investors enter too early. Sometimes the business succeeds, but shareholders don’t make money because they overpaid.

This is why “future is big” is not enough.

Price matters.

A large part of SpaceX’s future depends on Starship.

Starship is expected to carry much larger payloads than Falcon 9 and reduce launch costs significantly. If it works reliably, SpaceX can launch bigger Starlink satellites, improve network capacity, scale direct-to-cell connectivity, support orbital infrastructure and move closer to its Mars ambitions.

In short:

Falcon 9 made SpaceX successful.
Starship is expected to make SpaceX enormous.

But engineering does not run on investor enthusiasm.

Rockets either work or they don’t. If Starship faces delays, multiple parts of the story get affected. Starlink expansion may slow. Space-based data-centre plans may be delayed. Mars remains further away. Capex continues. Public-market patience gets tested.

This is an important distinction.

Private investors can often wait quietly for years. Public markets are different. They check the price every second. They react to delays, losses, rumours, failed tests and changing sentiment.

That is why a great company can still become a very volatile stock.

Starlink is the most important business within SpaceX today because it gives recurring revenue. Customers pay regularly. That changes the quality of the business.

But even here, the future is not free.

Satellites need to be launched, maintained and replaced. Spectrum is expensive. Customer growth may remain strong, but average revenue per user can decline as the company expands into lower-income markets. Competition will come. Regulation will vary across countries. Telecom partnerships will be complex.

Direct-to-cell connectivity is another exciting opportunity. Imagine normal phones connecting directly to satellites when towers are unavailable. This can be valuable for remote areas, disaster response, logistics, aviation, defence and emergency communication.

But again, investors must ask boring questions.

Who pays?
How much?
At what margin?
Over what period?
With what regulatory permissions?

Boring questions protect investors from exciting mistakes.

This is the main point.

A company can be extraordinary.

Its stock can still disappoint.

This happens because stock returns depend not only on business performance, but also on the starting valuation. If the stock is priced for perfection, then the company must deliver perfection — and keep delivering it.

That is difficult.

At very high valuations, even good results may not be enough. A delay can hurt. A loss can hurt. A capital raise can hurt. A failed test can hurt. A slowdown in AI sentiment can hurt. A broader market correction can hurt.

This is the danger with hot topics.

When a theme becomes fashionable, investors stop asking important questions. They start asking only one question:

“Am I missing out?”

That is not investing.

That is FOMO wearing a blazer.

Most investors think risk means the company fails.

But in hot sectors, the bigger risk is often overpaying for a company that actually succeeds.

The company may grow. Revenue may rise. The product may work. The founder may execute.

And still, the stock may give poor returns if the entry price was too high.

We have seen this before.

In dot-com.
In EVs.
In platform businesses.
In crypto.
In many IPOs.

The theme was not always fake. The price was the problem.

SpaceX may continue to change the world. But investors must separate admiration from allocation.

You can admire the business without blindly buying the stock.

That is maturity.

The lesson is not to avoid innovation. That would be foolish. Innovation creates enormous wealth.

The lesson is also not to avoid exciting companies. Many great compounders looked exciting before they became obvious.

The real lesson is:

Do not confuse a great story with a great investment.

Before investing in any hot theme, ask:

That last point is very important.

Not every exciting idea deserves a large allocation. Some ideas deserve study. Some deserve tracking. Some deserve small exposure. Very few deserve blind conviction.

SpaceX may be building the future of rockets, internet, AI infrastructure and possibly space-based computing.

It may become one of the most important companies in the world.

But investors must remember one simple truth:

The future can be real and still be overpriced.

The smart investor’s job is not to chase every rocket.

It is to ask:

Where is the opportunity?
Where is the risk?
What is already priced in?
And how much should I allocate?

If you wish to invest in innovation, you should focus on private equity based AIFs - you find lot of ideas in India that are working on drones, spacetech etc. Though India is a nascent industry - for you returns matter. If you would like to discuss such AIFs, feel free to revert back and I will share the details of such four funds.

Let’s appreciate the enormous business generated by SpaceX but also focus on building enormous wealth for self too.

Warm regards,

Tejas