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KMT-2024-BLG-2087L b

Cold Gas Giant Sagittarius

KMT-2024-BLG-2087L b is a cold gas giant orbiting KMT-2024-BLG-2087L in the constellation Sagittarius. It lies about 23,451 light-years from Earth and was discovered in 2026 using the microlensing method.

1,395×Earth mass
23,451 lyDistance
2026Discovered

Is KMT-2024-BLG-2087L b in the Habitable Zone?

The position of KMT-2024-BLG-2087L b relative to the habitable zone of KMT-2024-BLG-2087L cannot be precisely determined from the available orbital data.

Orbit and Year Length

KMT-2024-BLG-2087L b orbits at an average distance of 3.030 AU.

How Was KMT-2024-BLG-2087L b Discovered?

KMT-2024-BLG-2087L b was discovered in 2026 using the microlensing method, with observations from KMTNet.

Gravitational microlensing detects a planet when its host star passes in front of a more distant background star, and the planet's gravity adds a brief, telltale spike to the magnified starlight. It can find planets thousands of light-years away.

How Far Away Is KMT-2024-BLG-2087L b?

KMT-2024-BLG-2087L b is 23,450.6 light-years (7,190.0 parsecs) from Earth. Light arriving here tonight left the planet about 23,451 years ago. A probe traveling at the speed of Voyager 1 — about 17 km/s, the fastest outbound spacecraft ever launched — would need roughly 412,730,560 years to make the journey.

The Host Star: KMT-2024-BLG-2087L

KMT-2024-BLG-2087L

Mass
0.48 M☉

Planetary System

KMT-2024-BLG-2087L b is the only planet known to orbit KMT-2024-BLG-2087L so far.

KMT-2024-BLG-2087L b — Complete Data

Mass1,395.27 Earth masses (4.390 Jupiter masses)
Orbital distance3.030 AU
Distance from Earth23,450.6 light-years (7,190.0 parsecs)
ConstellationSagittarius
Discovery methodMicrolensing
Discovery facilityKMTNet
Discovery year2026

Data: NASA Exoplanet Archive, last updated 2026-02-26. Earth Similarity Index: PHL @ UPR Arecibo.

Frequently Asked Questions About KMT-2024-BLG-2087L b

Is KMT-2024-BLG-2087L b habitable?

KMT-2024-BLG-2087L b is not known to orbit within the habitable zone of KMT-2024-BLG-2087L, and as a cold gas giant it is an unlikely candidate for life as we know it.

How far away is KMT-2024-BLG-2087L b?

KMT-2024-BLG-2087L b is about 23,451 light-years from Earth in the constellation Sagittarius. A spacecraft traveling as fast as Voyager 1 (about 17 km/s) would need roughly 412,730,560 years to get there.

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