🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.7

Radius: 12.8

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.89 AU - 1.35 AU

Year: 818 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,454,114 km

• M1: 160,519 km (0.107 R)
• M2: 649,105 km (0.066 R)
• M3: 1,722,021 km (0.102 R)
• M4: 3,162,349 km (0.073 R)
• M5: 3,643,007 km (0.067 R)
• M6: 5,199,723 km (0.109 R)
• M7: 6,055,572 km (0.066 R)
• M8: 7,849,699 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.9

Radius: 9.3

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.01 AU - 1.33 AU

Year: 874 Days

Day: 6.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 153.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,454,114 km

• M1: 115,639 km (0.095 R)
• M2: 424,858 km (0.093 R)
• M3: 753,076 km (0.041 R)
• M4: 1,301,651 km (0.083 R)
• M5: 1,593,965 km (0.092 R)
• M6: 2,181,735 km (0.119 R)
• M7: 2,988,517 km (0.094 R)
• M8: 3,428,484 km (0.067 R)
• M9: 3,718,405 km (0.036 R)
• M10: 4,720,112 km (0.086 R)
• M11: 5,370,564 km (0.082 R)
• M12: 5,985,411 km (0.049 R)
• M13: 6,646,334 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.8

Radius: 10.6

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.94 AU - 2.44 AU

Year: 2237 Days

Day: 7.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,454,114 km

• M1: 131,796 km (0.077 R)
• M2: 475,422 km (0.09 R)
• M3: 1,003,503 km (0.114 R)
• M4: 1,451,548 km (0.089 R)
• M5: 1,926,970 km (0.09 R)
• M6: 4,544,335 km (0.1 R)
• M7: 4,951,091 km (0.117 R)
• M8: 5,335,558 km (0.072 R)
• M9: 5,987,356 km (0.056 R)
• M10: 6,503,767 km (0.085 R)
• M11: 7,077,625 km (0.068 R)
• M12: 8,580,635 km (0.092 R)
• M13: 9,103,778 km (0.038 R)
• M14: 10,689,965 km (0.081 R)
• M15: 11,104,201 km (0.101 R)
• M16: 11,451,119 km (0.09 R)
• M17: 12,288,717 km (0.077 R)
• M18: 13,468,595 km (0.109 R)
• M19: 15,568,351 km (0.113 R)
• M20: 16,199,355 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.9

Radius: 14.3

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.97 AU - 4.41 AU

Year: 5920 Days

Day: 11.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,454,114 km

• M1: 177,872 km (0.078 R)
• M2: 638,783 km (0.088 R)
• M3: 1,154,896 km (0.098 R)
• M4: 1,890,319 km (0.037 R)
• M5: 2,980,438 km (0.117 R)
• M6: 4,284,932 km (0.061 R)
• M7: 5,080,344 km (0.113 R)
• M8: 7,000,283 km (0.079 R)
• M9: 7,485,877 km (0.057 R)
• M10: 9,160,476 km (0.069 R)
• M11: 9,913,402 km (0.075 R)
• M12: 12,371,744 km (0.101 R)
• M13: 12,877,684 km (0.115 R)
• M14: 13,555,961 km (0.114 R)
• M15: 14,039,461 km (0.055 R)
• M16: 14,871,076 km (0.097 R)
• M17: 17,374,596 km (0.112 R)
• M18: 18,138,891 km (0.113 R)
• M19: 20,356,381 km (0.116 R)
• M20: 24,130,885 km (0.108 R)
• M21: 26,640,389 km (0.101 R)
• M22: 28,963,793 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597

Radius: 6.4

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.27 AU - 11.07 AU

Year: 20756 Days

Day: 20.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,454,114 km

• M1: 80,035 km (0.096 R)
• M2: 279,449 km (0.117 R)
• M3: 558,449 km (0.106 R)
• M4: 961,615 km (0.105 R)
• M5: 1,187,508 km (0.06 R)
• M6: 1,418,038 km (0.11 R)
• M7: 3,609,946 km (0.067 R)
• M8: 4,701,113 km (0.12 R)
• M9: 5,284,246 km (0.054 R)
• M10: 6,549,694 km (0.095 R)
• M11: 7,043,666 km (0.109 R)
• M12: 7,806,316 km (0.105 R)
• M13: 14,080,750 km (0.064 R)
• M14: 14,375,907 km (0.052 R)
• M15: 18,075,013 km (0.112 R)
• M16: 20,049,555 km (0.114 R)
• M17: 22,764,757 km (0.112 R)
• M18: 23,791,148 km (0.063 R)
• M19: 24,105,004 km (0.094 R)
• M20: 31,476,140 km (0.117 R)
• M21: 34,187,901 km (0.059 R)
• M22: 37,756,259 km (0.069 R)
• M23: 38,469,840 km (0.073 R)
• M24: 47,086,229 km (0.094 R)
• M25: 55,425,114 km (0.106 R)
• M26: 60,328,034 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.6

Radius: 5.2

Gravity: 14.3 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.69 AU - 11.45 AU

Year: 23720 Days

Day: 15.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,454,114 km

• M1: 64,626 km (0.085 R)
• M2: 230,231 km (0.081 R)
• M3: 448,345 km (0.096 R)
• M4: 636,240 km (0.08 R)
• M5: 877,242 km (0.078 R)
• M6: 1,099,844 km (0.115 R)
• M7: 1,359,845 km (0.105 R)
• M8: 3,321,522 km (0.108 R)
• M9: 4,740,607 km (0.094 R)
• M10: 6,267,403 km (0.062 R)
• M11: 7,326,107 km (0.059 R)
• M12: 7,608,398 km (0.11 R)
• M13: 12,163,204 km (0.068 R)
• M14: 12,559,040 km (0.088 R)
• M15: 12,895,486 km (0.114 R)
• M16: 13,169,101 km (0.046 R)
• M17: 13,586,479 km (0.025 R)
• M18: 14,668,670 km (0.07 R)
• M19: 15,729,468 km (0.077 R)
• M20: 16,358,078 km (0.096 R)
• M21: 16,678,667 km (0.109 R)
• M22: 22,491,591 km (0.074 R)
• M23: 30,720,671 km (0.117 R)
• M24: 31,825,601 km (0.043 R)
• M25: 37,058,385 km (0.076 R)
• M26: 48,855,373 km (0.077 R)
• M27: 55,055,008 km (0.106 R)
• M28: 61,372,676 km (0.078 R)
• M29: 61,565,508 km (0.107 R)
• M30: 63,318,944 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 18,850 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit