🌌 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 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.9

Radius: 10.8

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.45 AU - 0.61 AU

Year: 257 Days

Day: 9.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,011,746 km

• M1: 134,488 km (0.086 R)
• M2: 492,327 km (0.1 R)
• M3: 877,691 km (0.115 R)
• M4: 1,414,298 km (0.071 R)
• M5: 1,850,226 km (0.059 R)
• M6: 2,391,771 km (0.096 R)
• M7: 2,998,091 km (0.085 R)
• M8: 3,390,337 km (0.111 R)
• M9: 3,932,030 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.8

Radius: 14.9

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.78 AU - 0.94 AU

Year: 532 Days

Day: 9.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 67,011,746 km

• M1: 185,651 km (0.117 R)
• M2: 651,798 km (0.064 R)
• M3: 1,223,262 km (0.088 R)
• M4: 2,623,348 km (0.034 R)
• M5: 3,142,602 km (0.093 R)
• M6: 3,968,682 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.8

Radius: 13.7

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.55 AU - 5.43 AU

Year: 6345 Days

Day: 8.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,011,746 km

• M1: 171,738 km (0.079 R)
• M2: 752,328 km (0.109 R)
• M3: 2,886,192 km (0.052 R)
• M4: 3,986,783 km (0.068 R)
• M5: 4,690,043 km (0.065 R)
• M6: 5,474,684 km (0.117 R)
• M7: 7,035,289 km (0.094 R)
• M8: 8,770,923 km (0.063 R)
• M9: 9,591,318 km (0.026 R)
• M10: 11,718,600 km (0.088 R)
• M11: 12,937,822 km (0.029 R)
• M12: 13,812,222 km (0.099 R)
• M13: 15,730,216 km (0.032 R)
• M14: 17,597,646 km (0.111 R)
• M15: 19,848,047 km (0.119 R)
• M16: 20,639,121 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.4

Radius: 9.5

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.94 AU - 5.88 AU

Year: 7255 Days

Day: 14.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,011,746 km

• M1: 118,182 km (0.096 R)
• M2: 432,039 km (0.095 R)
• M3: 744,249 km (0.104 R)
• M4: 1,282,802 km (0.072 R)
• M5: 1,760,169 km (0.101 R)
• M6: 2,130,722 km (0.114 R)
• M7: 2,706,076 km (0.074 R)
• M8: 3,159,357 km (0.107 R)
• M9: 3,638,819 km (0.105 R)
• M10: 4,272,066 km (0.071 R)
• M11: 6,726,519 km (0.062 R)
• M12: 10,628,630 km (0.114 R)
• M13: 11,287,459 km (0.052 R)
• M14: 12,798,846 km (0.108 R)
• M15: 13,254,371 km (0.094 R)
• M16: 16,887,356 km (0.084 R)
• M17: 17,228,738 km (0.099 R)
• M18: 18,066,636 km (0.064 R)
• M19: 18,567,789 km (0.084 R)
• M20: 18,931,461 km (0.086 R)
• M21: 20,588,407 km (0.09 R)
• M22: 22,668,565 km (0.118 R)
• M23: 24,102,162 km (0.078 R)
• M24: 25,061,383 km (0.069 R)
• M25: 32,396,167 km (0.107 R)
• M26: 33,779,349 km (0.057 R)
• M27: 35,758,977 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.9

Radius: 5.9

Gravity: 23.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.27 AU - 9.79 AU

Year: 15174 Days

Day: 22.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,011,746 km

• M1: 73,453 km (0.1 R)
• M2: 402,269 km (0.072 R)
• M3: 600,935 km (0.06 R)
• M4: 1,082,041 km (0.101 R)
• M5: 1,606,681 km (0.047 R)
• M6: 2,727,618 km (0.115 R)
• M7: 2,918,804 km (0.093 R)
• M8: 3,355,181 km (0.056 R)
• M9: 6,173,156 km (0.106 R)
• M10: 6,546,552 km (0.12 R)
• M11: 7,292,747 km (0.074 R)
• M12: 8,440,611 km (0.098 R)
• M13: 10,849,735 km (0.091 R)
• M14: 11,149,679 km (0.098 R)
• M15: 12,404,805 km (0.077 R)
• M16: 12,798,995 km (0.047 R)
• M17: 18,035,370 km (0.073 R)
• M18: 18,712,001 km (0.071 R)
• M19: 19,936,759 km (0.108 R)
• M20: 21,683,015 km (0.07 R)
• M21: 23,230,605 km (0.106 R)
• M22: 25,793,814 km (0.029 R)
• M23: 30,633,006 km (0.112 R)
• M24: 31,595,369 km (0.109 R)
• M25: 33,580,533 km (0.12 R)
• M26: 35,647,228 km (0.068 R)
• M27: 37,660,366 km (0.1 R)
• M28: 38,071,910 km (0.072 R)
• M29: 38,486,446 km (0.081 R)
• M30: 39,043,698 km (0.106 R)
• M31: 43,396,846 km (0.071 R)
• M32: 44,916,910 km (0.044 R)
• M33: 50,516,209 km (0.091 R)
• M34: 51,520,609 km (0.079 R)
• M35: 54,613,395 km (0.082 R)
• M36: 59,296,108 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 19,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit