🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.1

Radius: 12.4

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.51 AU - 3.75 AU

Year: 3693 Days

Day: 14.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 59.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,570,594 km

• M1: 154,684 km (0.102 R)
• M2: 674,238 km (0.081 R)
• M3: 1,610,122 km (0.094 R)
• M4: 2,483,923 km (0.103 R)
• M5: 2,872,429 km (0.116 R)
• M6: 3,358,472 km (0.092 R)
• M7: 4,615,094 km (0.056 R)
• M8: 6,077,264 km (0.054 R)
• M9: 6,915,162 km (0.103 R)
• M10: 7,362,160 km (0.091 R)
• M11: 8,279,195 km (0.117 R)
• M12: 8,673,984 km (0.078 R)
• M13: 9,081,339 km (0.095 R)
• M14: 10,381,045 km (0.1 R)
• M15: 12,118,325 km (0.119 R)
• M16: 12,722,701 km (0.071 R)
• M17: 13,201,115 km (0.119 R)
• M18: 14,143,282 km (0.099 R)
• M19: 14,709,061 km (0.114 R)
• M20: 17,590,017 km (0.084 R)
• M21: 19,539,277 km (0.066 R)
• M22: 20,435,817 km (0.113 R)
• M23: 21,831,715 km (0.092 R)
• M24: 23,007,554 km (0.066 R)
• M25: 24,225,281 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.7

Radius: 12.5

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.82 AU - 4.24 AU

Year: 5395 Days

Day: 10.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,570,594 km

• M1: 155,432 km (0.083 R)
• M2: 586,573 km (0.065 R)
• M3: 1,154,746 km (0.067 R)
• M4: 2,051,286 km (0.119 R)
• M5: 2,670,023 km (0.116 R)
• M6: 3,083,063 km (0.118 R)
• M7: 3,829,556 km (0.119 R)
• M8: 4,459,662 km (0.044 R)
• M9: 5,017,961 km (0.119 R)
• M10: 5,622,786 km (0.096 R)
• M11: 6,115,860 km (0.062 R)
• M12: 9,448,751 km (0.102 R)
• M13: 11,404,893 km (0.076 R)
• M14: 14,510,395 km (0.068 R)
• M15: 15,204,828 km (0.051 R)
• M16: 16,042,876 km (0.044 R)
• M17: 16,911,590 km (0.116 R)
• M18: 18,946,570 km (0.067 R)
• M19: 19,566,653 km (0.04 R)
• M20: 20,558,338 km (0.074 R)
• M21: 21,882,129 km (0.114 R)
• M22: 22,718,681 km (0.103 R)
• M23: 27,486,365 km (0.058 R)
• M24: 28,639,764 km (0.069 R)
• M25: 29,365,464 km (0.101 R)
• M26: 32,002,276 km (0.05 R)
• M27: 33,179,162 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.2

Radius: 7.4

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.47 AU - 7.75 AU

Year: 12643 Days

Day: 20 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,570,594 km

• M1: 95,743 km (0.087 R)
• M2: 380,278 km (0.06 R)
• M3: 842,236 km (0.07 R)
• M4: 1,213,239 km (0.032 R)
• M5: 4,482,102 km (0.058 R)
• M6: 4,919,975 km (0.089 R)
• M7: 6,762,273 km (0.087 R)
• M8: 21,473,877 km (0.104 R)
• M9: 22,715,689 km (0.053 R)
• M10: 23,773,645 km (0.114 R)
• M11: 24,785,076 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.2

Radius: 5.4

Gravity: 33.85 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.48 AU - 7.8 AU

Year: 12723 Days

Day: 19.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,570,594 km

• M1: 67,319 km (0.116 R)
• M2: 285,732 km (0.103 R)
• M3: 567,574 km (0.057 R)
• M4: 1,012,478 km (0.102 R)
• M5: 1,521,859 km (0.074 R)
• M6: 2,541,069 km (0.111 R)
• M7: 2,884,247 km (0.064 R)
• M8: 3,206,182 km (0.027 R)
• M9: 4,070,708 km (0.075 R)
• M10: 5,011,229 km (0.101 R)
• M11: 5,366,674 km (0.076 R)
• M12: 5,625,478 km (0.05 R)
• M13: 5,892,511 km (0.091 R)
• M14: 6,576,472 km (0.084 R)
• M15: 7,178,304 km (0.099 R)
• M16: 7,538,237 km (0.101 R)
• M17: 8,148,895 km (0.111 R)
• M18: 8,590,508 km (0.047 R)
• M19: 8,791,717 km (0.112 R)
• M20: 9,361,685 km (0.092 R)
• M21: 11,100,312 km (0.091 R)
• M22: 12,715,520 km (0.11 R)
• M23: 12,911,493 km (0.061 R)
• M24: 13,376,443 km (0.105 R)
• M25: 13,990,692 km (0.108 R)
• M26: 15,201,836 km (0.082 R)
• M27: 18,996,087 km (0.12 R)
• M28: 20,034,596 km (0.057 R)
• M29: 20,928,593 km (0.058 R)
• M30: 25,385,263 km (0.12 R)
• M31: 26,431,251 km (0.072 R)
• M32: 29,971,634 km (0.12 R)
• M33: 42,318,395 km (0.075 R)
• M34: 51,642,531 km (0.09 R)
• M35: 57,845,906 km (0.076 R)
• M36: 60,386,676 km (0.083 R)
• M37: 63,570,568 km (0.082 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 20,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit