🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.67 AU - 0.75 AU

Year: 217 Days

Day: 26.6 Hours

Environment

Temp: 204 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.84 AU - 1.4 AU

Year: 431 Days

Day: 15.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.2

Radius: 14.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.45 AU - 6.43 AU

Year: 5261 Days

Day: 6.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 20,944,297 km

• M1: 198,367 km (0.084 R)
• M2: 316,998 km (0.069 R)
• M3: 422,913 km (0.08 R)
• M4: 638,783 km (0.05 R)
• M5: 749,934 km (0.111 R)
• M6: 1,235,529 km (0.089 R)
• M7: 1,847,982 km (0.117 R)
• M8: 2,425,281 km (0.11 R)
• M9: 2,547,353 km (0.099 R)
• M10: 2,819,321 km (0.112 R)
• M11: 3,013,200 km (0.028 R)
• M12: 3,278,737 km (0.052 R)
• M13: 3,856,932 km (0.069 R)
• M14: 4,170,340 km (0.072 R)
• M15: 5,081,690 km (0.062 R)
• M16: 5,265,995 km (0.109 R)
• M17: 5,452,543 km (0.119 R)
• M18: 5,723,016 km (0.106 R)
• M19: 5,832,372 km (0.079 R)
• M20: 5,970,152 km (0.113 R)
• M21: 6,675,356 km (0.084 R)
• M22: 7,052,642 km (0.113 R)
• M23: 7,258,638 km (0.058 R)
• M24: 7,706,983 km (0.051 R)
• M25: 8,102,819 km (0.072 R)
• M26: 8,693,431 km (0.06 R)
• M27: 9,169,601 km (0.066 R)
• M28: 9,330,270 km (0.04 R)
• M29: 9,427,059 km (0.025 R)
• M30: 9,524,298 km (0.083 R)
• M31: 10,919,747 km (0.12 R)
• M32: 11,433,616 km (0.087 R)
• M33: 11,745,677 km (0.104 R)
• M34: 11,955,413 km (0.027 R)
• M35: 12,484,989 km (0.082 R)
• M36: 12,770,572 km (0.12 R)
• M37: 13,130,654 km (0.103 R)
• M38: 13,494,177 km (0.062 R)
• M39: 13,971,693 km (0.093 R)
• M40: 14,492,144 km (0.117 R)
• M41: 14,604,492 km (0.117 R)
• M42: 15,975,257 km (0.116 R)
• M43: 16,168,987 km (0.069 R)
• M44: 16,441,404 km (0.086 R)
• M45: 16,597,734 km (0.085 R)
• M46: 17,267,933 km (0.1 R)
• M47: 17,466,748 km (0.06 R)
• M48: 17,586,277 km (0.083 R)
• M49: 17,706,254 km (0.083 R)
• M50: 17,906,716 km (0.081 R)
• M51: 18,067,533 km (0.071 R)
• M52: 18,512,587 km (0.059 R)
• M53: 18,756,880 km (0.059 R)
• M54: 19,413,465 km (0.077 R)
• M55: 19,537,482 km (0.068 R)
• M56: 20,203,043 km (0.115 R)
• M57: 20,622,814 km (0.101 R)
• M58: 21,471,034 km (0.101 R)
• M59: 21,727,744 km (0.072 R)
• M60: 22,028,586 km (0.091 R)
• M61: 22,808,290 km (0.038 R)
• M62: 22,939,188 km (0.116 R)
• M63: 23,377,061 km (0.088 R)
• M64: 23,509,006 km (0.101 R)
• M65: 24,976,561 km (0.115 R)
• M66: 25,111,499 km (0.06 R)
• M67: 25,201,556 km (0.096 R)
• M68: 25,880,432 km (0.114 R)
• M69: 26,017,014 km (0.079 R)
• M70: 27,071,530 km (0.069 R)
• M71: 27,441,635 km (0.113 R)
• M72: 28,186,782 km (0.115 R)
• M73: 28,327,254 km (0.044 R)
• M74: 28,421,052 km (0.096 R)
• M75: 29,364,416 km (0.107 R)
• M76: 29,887,710 km (0.07 R)
• M77: 30,174,489 km (0.055 R)
• M78: 31,379,051 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.5

Radius: 8.9

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 9.15 AU - 12.63 AU

Year: 13061 Days

Day: 13.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 20,944,297 km

• M1: 213,626 km (0.058 R)
• M2: 309,518 km (0.106 R)
• M3: 564,582 km (0.098 R)
• M4: 636,090 km (0.092 R)
• M5: 965,953 km (0.073 R)
• M6: 1,369,718 km (0.094 R)
• M7: 1,622,838 km (0.086 R)
• M8: 1,701,676 km (0.104 R)
• M9: 1,795,474 km (0.093 R)
• M10: 1,932,356 km (0.113 R)
• M11: 2,393,716 km (0.093 R)
• M12: 2,468,963 km (0.119 R)
• M13: 2,825,006 km (0.081 R)
• M14: 2,888,585 km (0.081 R)
• M15: 3,017,389 km (0.074 R)
• M16: 3,147,988 km (0.119 R)
• M17: 3,381,061 km (0.059 R)
• M18: 3,585,412 km (0.102 R)
• M19: 3,654,526 km (0.049 R)
• M20: 3,829,107 km (0.082 R)
• M21: 4,933,289 km (0.076 R)
• M22: 5,126,420 km (0.083 R)
• M23: 5,420,828 km (0.095 R)
• M24: 5,882,936 km (0.068 R)
• M25: 6,399,647 km (0.073 R)
• M26: 6,568,095 km (0.082 R)
• M27: 6,802,215 km (0.112 R)
• M28: 7,565,015 km (0.086 R)
• M29: 7,631,735 km (0.098 R)
• M30: 8,103,717 km (0.119 R)
• M31: 8,263,338 km (0.1 R)
• M32: 9,696,635 km (0.112 R)
• M33: 9,769,040 km (0.096 R)
• M34: 9,865,980 km (0.113 R)
• M35: 10,060,756 km (0.117 R)
• M36: 10,281,413 km (0.093 R)
• M37: 10,454,198 km (0.096 R)
• M38: 11,154,616 km (0.073 R)
• M39: 11,690,026 km (0.065 R)
• M40: 12,207,635 km (0.076 R)
• M41: 13,345,925 km (0.106 R)
• M42: 13,723,809 km (0.101 R)
• M43: 14,324,744 km (0.046 R)
• M44: 14,517,725 km (0.071 R)
• M45: 14,573,077 km (0.107 R)
• M46: 14,906,381 km (0.079 R)
• M47: 15,410,974 km (0.098 R)
• M48: 15,864,405 km (0.113 R)
• M49: 16,581,428 km (0.087 R)
• M50: 16,784,133 km (0.07 R)
• M51: 17,338,393 km (0.087 R)
• M52: 17,397,185 km (0.106 R)
• M53: 17,573,561 km (0.111 R)
• M54: 18,047,188 km (0.118 R)
• M55: 18,106,728 km (0.1 R)
• M56: 18,525,004 km (0.076 R)
• M57: 19,890,832 km (0.108 R)
• M58: 20,539,339 km (0.097 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 14,943 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit