Sagittarius A*
Simulate Sagittarius A*, the 4.3-million-solar-mass supermassive black hole at the center of the Milky Way, alongside the frantic orbits of the high-speed inner S-stars including S2.
Scenarios
Black Holes
Push physics to the absolute limit around the universe's ultimate gravity wells. Experience extreme relativistic mechanics, simulate supermassive singularities, and watch hyper-velocity stellar orbits like the real S-stars surrounding Sagittarius A*.
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GU Muscae
Experience GU Muscae (Nova Muscae 1991), an X-ray nova binary where a 5.7-solar-mass black hole gravitationally locks with an orange K dwarf star on a rapid 10.4-hour orbit.
IL Lupi
Simulate IL Lupi (4U 1543−475), an active soft X-ray transient. Watch a 9.4-solar-mass black hole and an A-type dwarf star orbit their mutual center of mass every 26.8 hours.
SS 433
Witness SS 433, the legendary galactic microquasar. Watch an 8-solar-mass black hole and a massive A supergiant interact on a 13.1-day orbit, driving relativistic precessing jets.
V1033 Scorpii
Simulate microquasar V1033 Scorpii (GRO J1655−40). Watch a 6-solar-mass black hole and an expanding F subgiant perform a frantic 2.6-day mutual orbit under intense mutual gravity.
V1487 Aquilae
Experience GRS 1915+105 (V1487 Aquilae), the famed relativistic microquasar. Trace a 10.1-solar-mass black hole orbiting an expanded red giant companion star on a 33.8-day cycle.
V4641 Sagittarii
Simulate V4641 Sagittarii, an erratic galactic microquasar. Watch a 6.4-solar-mass black hole and its massive B-type giant companion star complete a rapid 2.82-day mutual orbit in 3D.
Cygnus X-1
Explore Cygnus X-1, history's first confirmed stellar-mass black hole. Watch a 21.2-solar-mass black hole and its massive blue supergiant companion dance in a tight 5.6-day orbit.
Cygnus X-3
Simulate Cygnus X-3, an enigmatic high-mass X-ray binary. Watch a compact black hole candidate whirl around a blazing Wolf–Rayet star in a blisteringly fast 4.8-hour orbital period.
Gaia BH1
Explore Gaia BH1, the closest known black hole to Earth. Watch a dormant 9.3-solar-mass black hole and its Sun-like companion star orbit their mutual barycenter in this 3D gravity simulation.
Gaia BH2
Discover Gaia BH2, a dormant 8.9-solar-mass black hole paired with a luminous red giant. Trace their wide, eccentric 1,277-day mutual orbit in this interactive 3D gravitational model.
Gaia BH3
Witness Gaia BH3, the Milky Way's most massive known stellar black hole at 32.7 solar masses. Track its dramatic 11.6-year eccentric orbit with an ancient, metal-poor giant companion.
KV Ursae Majoris
Explore KV Ursae Majoris (XTE J1118+480), a high-latitude galactic black hole binary. Track a 7.5-solar-mass black hole orbiting with a diminutive red dwarf companion every 4.1 hours.
LMC X-1
Journey to the Large Magellanic Cloud to observe LMC X-1. Watch a 10.9-solar-mass black hole orbit an enormous 32-solar-mass O-type giant star every 3.9 days in realistic 3D.
M33 X-7
Witness M33 X-7 in the Triangulum Galaxy, one of the most massive known stellar black hole systems. A 15.7-solar-mass black hole eclipses a colossal 70-solar-mass O giant star every 3.5 days.
Omega Centauri BH-2
Explore oMEGACat BH-2, a rare stellar-mass black hole inside globular cluster Omega Centauri. Track its sweeping 94-year eccentric orbit with a main-sequence turnoff star in 3D.
QZ Vulpeculae
Simulate QZ Vulpeculae (GS 2000+25), an X-ray transient where a 7.2-solar-mass black hole strips material from a closely orbiting K-dwarf companion in a rapid 8.3-hour cycle.
V Puppis
Explore the intriguing triple system of V Puppis, where a candidate 10.4-solar-mass black hole traces a wide 5.5-year orbit around a blistering inner pair of eclipsing B-type stars.