Quick Fact: As of 2026, the Hubble Space Telescope orbits Earth at an altitude of 547 kilometers (340 miles), moving at 8 kilometers (5 miles) per second and completing an orbit every 97 minutes. Its orbit is inclined 28.5° to the equator, meaning it drifts over latitudes between 28.5° north and south.
Where exactly is Hubble right now?
Right now, Hubble circles Earth at about 547 km (340 mi) up, zipping along at 8 km/s. That puts it smack in the middle of low Earth orbit—high enough to dodge most of our atmosphere, but low enough to avoid burning up. Think of it as the sweet spot where satellites thrive. (And no, it’s not parked over your backyard—it’s moving too fast for that.)
How high up is Hubble?
Hubble orbits at roughly 547 kilometers (340 miles) above Earth, which keeps it in that ideal zone between 160–2,000 km where air resistance is minimal but gravity still holds it tight.
What kind of orbit does Hubble use?
Hubble follows a low Earth orbit (LEO), the same neighborhood where the ISS and most satellites hang out. It’s not geostationary—meaning it doesn’t hover over one spot. Instead, it loops around the planet every 97 minutes, giving it a front-row seat to different slices of the sky with each pass.
Why isn’t Hubble in a geostationary orbit?
Geostationary orbits keep satellites fixed over one spot, which is great for weather monitoring or TV signals. But Hubble? It needs to scan the entire sky. A low, fast orbit lets it cover more ground—and capture those jaw-dropping cosmic images we’ve all seen. Honestly, this is the best approach for an observatory.
How fast is Hubble moving?
Hubble screams around Earth at 8 km/s (5 mi/s), completing a full lap every 97 minutes. That’s fast enough to outpace a bullet—easily.
Does Hubble ever go over the poles?
No, Hubble never passes over Earth’s polar regions. Thanks to its 28.5° orbital tilt, it sticks to the tropics and mid-latitudes, drifting between 28.5° north and south. That’s why you’ll spot it more often from places like Hawaii or northern Australia than from Alaska or Antarctica.
How much of the sky can Hubble see?
At any given time, Hubble can observe about 55% of the sky. The rest? Blocked by Earth itself. It’s like trying to stargaze from a spinning merry-go-round—some parts of the universe are always out of view.
What’s Hubble’s orbital inclination?
Hubble’s orbit is tilted 28.5° relative to Earth’s equator. That angle is what keeps it cruising over the tropics and mid-latitudes, never straying too far north or south.
How often does Hubble orbit Earth?
Hubble completes an orbit every 97 minutes, which adds up to about 15 full laps per day. That’s a lot of sunrises and sunsets for a telescope.
Is Hubble’s orbit decaying?
Yes, Hubble’s orbit is slowly dropping—by about 10–15 km per decade due to atmospheric drag. NASA’s keeping an eye on it, though, and plans a controlled deorbit in the mid-2030s. No sudden crashes here.
When will Hubble fall back to Earth?
Hubble is expected to re-enter Earth’s atmosphere in the mid-2030s. Until then, it’ll keep delivering stunning science. After that? NASA’s got a plan for a safe, controlled descent.
Can you see Hubble from the ground?
Absolutely—if you know when and where to look. Your best bet is during twilight, when sunlight reflects off the telescope against a darkening sky. Grab a satellite tracker like Heavens Above or Starlink, and you might catch it zipping overhead. Just don’t blink—it moves fast.
How do I track Hubble’s position?
Use a satellite tracking app or website like Heavens Above. Plug in your location, and it’ll tell you exactly when Hubble’s coming your way. Pro tip: Aim for clear, moonless nights. The darker the sky, the easier it is to spot.
What does Hubble look like from Earth?
It looks like a fast-moving star—bright enough to stand out, but not as dazzling as the ISS. You’ll see it as a steady point of light, moving smoothly across the sky. No flashing lights, no dramatic flares—just a quiet, speedy traveler.
Can you visit Hubble in person?
Nope—Hubble’s off-limits to tourists. The last humans to visit were astronauts in 2009, and it’s been untouched since. But you can still get close to its legacy. NASA’s Goddard Space Flight Center in Maryland monitors Hubble’s health, and its public data archive holds over 1.5 million observations—free for anyone to explore.
Where can I see Hubble’s data?
Head to the Space Telescope Science Institute’s archive, where all of Hubble’s observations are stored. Anyone can download and process the data—no PhD required. It’s like having a front-row seat to the universe’s greatest show, without leaving your desk.
What’s Hubble’s greatest achievement?
Hard to pick just one. Hubble helped nail down the universe’s age (13.8 billion years) and snapped the deepest cosmic images ever taken. It’s also a cultural icon—its photos have popped up in classrooms, documentaries, and even album covers. But above all? Hubble proved that even when things go wrong (like that infamous mirror flaw), humans can fix them—and keep reaching for the stars.
Edited and fact-checked by the MeridianFacts editorial team.
