🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.42 AU - 0.66 AU

Year: 260 Days

Day: 30.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.8

Radius: 8.4

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.82 AU - 0.9 AU

Year: 523 Days

Day: 14.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 45,957,110 km

• M1: 111,301 km (0.099 R)
• M2: 164,857 km (0.057 R)
• M3: 224,546 km (0.075 R)
• M4: 338,241 km (0.111 R)
• M5: 396,734 km (0.114 R)
• M6: 451,786 km (0.116 R)
• M7: 513,869 km (0.115 R)
• M8: 696,827 km (0.114 R)
• M9: 803,490 km (0.116 R)
• M10: 871,408 km (0.104 R)
• M11: 981,960 km (0.108 R)
• M12: 1,102,836 km (0.103 R)
• M13: 1,173,446 km (0.056 R)
• M14: 1,365,529 km (0.058 R)
• M15: 1,418,038 km (0.104 R)
• M16: 1,525,300 km (0.114 R)
• M17: 1,622,987 km (0.079 R)
• M18: 1,786,348 km (0.104 R)
• M19: 1,889,571 km (0.115 R)
• M20: 1,955,095 km (0.111 R)
• M21: 2,054,876 km (0.119 R)
• M22: 2,156,453 km (0.032 R)
• M23: 2,245,763 km (0.115 R)
• M24: 2,315,326 km (0.07 R)
• M25: 2,543,014 km (0.108 R)
• M26: 2,637,560 km (0.071 R)
• M27: 2,755,593 km (0.111 R)
• M28: 2,928,378 km (0.112 R)
• M29: 2,997,044 km (0.102 R)
• M30: 3,066,158 km (0.088 R)
• M31: 3,427,886 km (0.106 R)
• M32: 3,484,134 km (0.038 R)
• M33: 3,597,679 km (0.071 R)
• M34: 3,786,771 km (0.08 R)
• M35: 3,979,154 km (0.101 R)
• M36: 4,046,772 km (0.1 R)
• M37: 4,417,176 km (0.088 R)
• M38: 4,575,451 km (0.096 R)
• M39: 4,637,534 km (0.097 R)
• M40: 4,753,622 km (0.12 R)
• M41: 4,979,515 km (0.073 R)
• M42: 5,125,821 km (0.071 R)
• M43: 5,181,173 km (0.071 R)
• M44: 5,236,673 km (0.074 R)
• M45: 5,517,020 km (0.105 R)
• M46: 5,573,717 km (0.06 R)
• M47: 5,678,137 km (0.08 R)
• M48: 5,754,432 km (0.109 R)
• M49: 5,879,346 km (0.075 R)
• M50: 5,975,986 km (0.078 R)
• M51: 6,034,180 km (0.112 R)
• M52: 6,269,048 km (0.098 R)
• M53: 6,427,173 km (0.116 R)
• M54: 6,486,863 km (0.083 R)
• M55: 6,576,771 km (0.057 R)
• M56: 6,717,393 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69

Radius: 9.8

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.34 AU - 1.94 AU

Year: 1378 Days

Day: 8 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 45,957,110 km

• M1: 155,283 km (0.096 R)
• M2: 218,413 km (0.056 R)
• M3: 289,771 km (0.095 R)
• M4: 376,388 km (0.11 R)
• M5: 443,707 km (0.119 R)
• M6: 537,505 km (0.114 R)
• M7: 694,733 km (0.07 R)
• M8: 867,817 km (0.102 R)
• M9: 1,041,351 km (0.086 R)
• M10: 1,216,530 km (0.119 R)
• M11: 1,454,690 km (0.045 R)
• M12: 1,519,466 km (0.105 R)
• M13: 1,886,878 km (0.12 R)
• M14: 1,975,589 km (0.038 R)
• M15: 2,114,566 km (0.098 R)
• M16: 2,176,051 km (0.093 R)
• M17: 2,250,550 km (0.046 R)
• M18: 2,447,122 km (0.047 R)
• M19: 2,570,540 km (0.068 R)
• M20: 2,702,635 km (0.049 R)
• M21: 2,809,897 km (0.057 R)
• M22: 2,987,469 km (0.075 R)
• M23: 3,091,590 km (0.069 R)
• M24: 3,154,570 km (0.108 R)
• M25: 3,483,686 km (0.071 R)
• M26: 3,637,771 km (0.11 R)
• M27: 3,846,460 km (0.113 R)
• M28: 4,005,782 km (0.107 R)
• M29: 4,066,968 km (0.064 R)
• M30: 4,229,281 km (0.064 R)
• M31: 4,354,345 km (0.081 R)
• M32: 4,592,206 km (0.109 R)
• M33: 4,826,327 km (0.085 R)
• M34: 4,989,987 km (0.098 R)
• M35: 5,264,199 km (0.08 R)
• M36: 5,373,556 km (0.087 R)
• M37: 5,560,403 km (0.117 R)
• M38: 5,740,818 km (0.07 R)
• M39: 5,940,681 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.2

Radius: 6

Gravity: 13.62 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.81 AU - 7.37 AU

Year: 11098 Days

Day: 18 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 45,957,110 km

• M1: 95,892 km (0.063 R)
• M2: 204,351 km (0.057 R)
• M3: 388,057 km (0.12 R)
• M4: 512,672 km (0.087 R)
• M5: 587,620 km (0.048 R)
• M6: 650,302 km (0.113 R)
• M7: 817,552 km (0.12 R)
• M8: 1,482,216 km (0.086 R)
• M9: 2,053,829 km (0.115 R)
• M10: 2,426,777 km (0.085 R)
• M11: 2,983,580 km (0.109 R)
• M12: 3,376,125 km (0.113 R)
• M13: 3,549,359 km (0.082 R)
• M14: 3,784,976 km (0.069 R)
• M15: 3,934,723 km (0.034 R)
• M16: 4,056,047 km (0.031 R)
• M17: 4,147,751 km (0.077 R)
• M18: 4,395,784 km (0.074 R)
• M19: 4,809,123 km (0.111 R)
• M20: 4,971,586 km (0.082 R)
• M21: 5,570,726 km (0.109 R)
• M22: 5,913,454 km (0.11 R)
• M23: 6,052,431 km (0.085 R)
• M24: 6,227,759 km (0.116 R)
• M25: 6,369,279 km (0.1 R)
• M26: 6,440,338 km (0.116 R)
• M27: 7,018,833 km (0.077 R)
• M28: 7,092,285 km (0.111 R)
• M29: 7,314,289 km (0.096 R)
• M30: 7,727,179 km (0.091 R)
• M31: 7,879,320 km (0.098 R)
• M32: 7,917,467 km (0.081 R)
• M33: 8,536,503 km (0.099 R)
• M34: 8,614,893 km (0.108 R)
• M35: 8,851,706 km (0.106 R)
• M36: 8,891,499 km (0.117 R)
• M37: 9,251,282 km (0.102 R)
• M38: 9,575,161 km (0.095 R)
• M39: 10,192,402 km (0.067 R)
• M40: 10,233,990 km (0.111 R)
• M41: 10,359,204 km (0.074 R)
• M42: 10,611,127 km (0.117 R)
• M43: 10,992,601 km (0.08 R)
• M44: 11,035,386 km (0.119 R)
• M45: 11,249,461 km (0.075 R)
• M46: 11,292,545 km (0.118 R)
• M47: 12,341,076 km (0.037 R)
• M48: 13,193,036 km (0.113 R)
• M49: 13,420,425 km (0.081 R)
• M50: 13,603,234 km (0.051 R)
• M51: 13,971,394 km (0.041 R)
• M52: 14,529,693 km (0.101 R)
• M53: 14,717,289 km (0.114 R)
• M54: 14,811,536 km (0.082 R)
• M55: 15,095,173 km (0.12 R)
• M56: 15,667,983 km (0.083 R)
• M57: 15,716,004 km (0.067 R)
• M58: 15,908,836 km (0.111 R)
• M59: 18,281,608 km (0.118 R)
• M60: 18,535,027 km (0.085 R)
• M61: 19,560,520 km (0.116 R)
• M62: 19,819,773 km (0.067 R)
• M63: 20,027,864 km (0.118 R)
• M64: 20,184,493 km (0.077 R)
• M65: 20,604,264 km (0.115 R)
• M66: 20,709,581 km (0.084 R)
• M67: 22,528,093 km (0.119 R)
• M68: 23,072,629 km (0.067 R)
• M69: 23,401,445 km (0.096 R)
• M70: 25,859,638 km (0.091 R)
• M71: 26,258,166 km (0.099 R)
• M72: 26,716,235 km (0.07 R)
• M73: 27,756,389 km (0.103 R)
• M74: 28,515,897 km (0.09 R)
• M75: 29,757,111 km (0.119 R)
• M76: 30,414,145 km (0.089 R)
• M77: 31,925,532 km (0.119 R)
• M78: 32,475,454 km (0.066 R)
• M79: 33,275,503 km (0.071 R)
• M80: 33,522,938 km (0.097 R)
• M81: 34,769,388 km (0.049 R)
• M82: 35,714,098 km (0.107 R)
• M83: 37,179,110 km (0.059 R)
• M84: 37,693,278 km (0.117 R)
• M85: 37,757,755 km (0.078 R)
• M86: 39,838,811 km (0.1 R)
• M87: 40,430,919 km (0.083 R)
• M88: 40,827,204 km (0.112 R)
• M89: 42,157,428 km (0.114 R)
• M90: 42,827,926 km (0.069 R)
• M91: 43,164,521 km (0.091 R)
• M92: 45,202,193 km (0.101 R)
• M93: 45,613,438 km (0.094 R)
• M94: 45,682,103 km (0.039 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 11,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit