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Exoplanet · gas giant

KELT-24 b

KELT-24 b is a gas giant orbiting the star KELT-24. Its year lasts 5.55 Earth days. It was discovered in 2019 by the Transit method.

Host starKELT-24
Distance314.8 light-years (96.5 pc)
Orbital period5.55 days
Orbital radius0.0665 AU
Eccentricity0.032
Radius12.7 R⊕ · 1.13 R♃
Mass1,460 M⊕ · 4.59 M♃
Density3.9 g/cm³
Surface gravity9.03 × Earth
Equilibrium temperature1,391 K (1,118 °C)
Stellar flux received624 × Earth
Discovery methodTransit
Discovery year2019
Discovered byKELT-North

Habitable zone

Inside the inner edge of the habitable zone: it receives 624 times the light the Earth does, too hot to keep liquid water on its surface.

Its star in the sky

In the planet's sky its star is a disc 11° across: 20 times the Sun as we see it from Earth.

In the sky

Too faint for the naked eye (magnitude 8.34); binoculars will find it. Visible from the whole Northern Hemisphere and south to latitude 18° S. North of latitude 18° N it never sets. It stands highest at midnight in March, the best time to observe it.

Light's journey

The light you see tonight set out around the year 1711. At the speed of Voyager 1, the fastest craft leaving the Solar System (16.9 km per second), the trip would take 5.6 million years.

Open in the simulation

Data: NASA Exoplanet Archive, PSCompPars. Its look in the simulation is a rendering based on the measured radius, mass and temperature.