🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394

Radius: 10.5

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.66 AU - 0.82 AU

Year: 439 Days

Day: 13.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 56,483,200 km

• M1: 130,599 km (0.075 R)
• M2: 582,833 km (0.099 R)
• M3: 956,828 km (0.091 R)
• M4: 1,987,707 km (0.117 R)
• M5: 2,595,822 km (0.086 R)
• M6: 2,954,408 km (0.102 R)
• M7: 3,413,075 km (0.116 R)
• M8: 3,845,264 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.3

Radius: 9.7

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.89 AU - 1.35 AU

Year: 818 Days

Day: 14 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,483,200 km

• M1: 120,576 km (0.117 R)
• M2: 481,855 km (0.071 R)
• M3: 881,431 km (0.119 R)
• M4: 1,346,680 km (0.076 R)
• M5: 1,815,520 km (0.092 R)
• M6: 2,260,873 km (0.108 R)
• M7: 2,975,202 km (0.118 R)
• M8: 3,308,058 km (0.108 R)
• M9: 3,707,035 km (0.087 R)
• M10: 4,108,406 km (0.073 R)
• M11: 4,554,507 km (0.04 R)
• M12: 4,897,535 km (0.072 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.8

Radius: 4.7

Gravity: 33.4 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.68 AU - 6.8 AU

Year: 9492 Days

Day: 22.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 86.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 56,483,200 km

• M1: 58,493 km (0.106 R)
• M2: 238,459 km (0.106 R)
• M3: 415,284 km (0.087 R)
• M4: 721,959 km (0.097 R)
• M5: 1,022,801 km (0.037 R)
• M6: 1,808,638 km (0.107 R)
• M7: 2,269,848 km (0.036 R)
• M8: 3,325,261 km (0.104 R)
• M9: 3,671,431 km (0.071 R)
• M10: 4,151,341 km (0.07 R)
• M11: 4,523,241 km (0.113 R)
• M12: 5,333,164 km (0.03 R)
• M13: 5,600,795 km (0.109 R)
• M14: 7,480,642 km (0.115 R)
• M15: 7,858,675 km (0.087 R)
• M16: 10,093,219 km (0.086 R)
• M17: 10,817,123 km (0.072 R)
• M18: 12,659,271 km (0.07 R)
• M19: 13,934,742 km (0.118 R)
• M20: 15,494,300 km (0.11 R)
• M21: 16,316,191 km (0.119 R)
• M22: 19,500,082 km (0.103 R)
• M23: 19,736,597 km (0.097 R)
• M24: 20,619,972 km (0.082 R)
• M25: 20,783,333 km (0.103 R)
• M26: 21,030,020 km (0.102 R)
• M27: 22,812,179 km (0.099 R)
• M28: 24,417,664 km (0.09 R)
• M29: 27,356,813 km (0.085 R)
• M30: 31,486,462 km (0.053 R)
• M31: 31,703,230 km (0.047 R)
• M32: 33,812,111 km (0.091 R)
• M33: 34,382,228 km (0.115 R)
• M34: 36,727,175 km (0.112 R)
• M35: 37,329,605 km (0.039 R)
• M36: 37,938,469 km (0.053 R)
• M37: 39,427,117 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.5

Radius: 4.1

Gravity: 16.92 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.25 AU - 6.41 AU

Year: 9717 Days

Day: 22 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,483,200 km

• M1: 51,013 km (0.099 R)
• M2: 409,001 km (0.051 R)
• M3: 645,664 km (0.106 R)
• M4: 996,920 km (0.11 R)
• M5: 1,242,560 km (0.112 R)
• M6: 2,293,036 km (0.117 R)
• M7: 2,740,334 km (0.038 R)
• M8: 3,973,918 km (0.108 R)
• M9: 5,722,119 km (0.1 R)
• M10: 8,852,604 km (0.067 R)
• M11: 9,364,378 km (0.113 R)
• M12: 9,495,426 km (0.103 R)
• M13: 10,260,768 km (0.051 R)
• M14: 12,118,774 km (0.074 R)
• M15: 13,848,125 km (0.102 R)
• M16: 15,068,246 km (0.101 R)
• M17: 15,612,333 km (0.093 R)
• M18: 18,462,771 km (0.04 R)
• M19: 29,709,389 km (0.088 R)
• M20: 33,940,466 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.8

Radius: 3.5

Gravity: 23.49 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.18 AU - 11.52 AU

Year: 19735 Days

Day: 16 Hours

Environment

Temp: -241 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,483,200 km

• M1: 44,879 km (0.097 R)
• M2: 249,679 km (0.087 R)
• M3: 442,959 km (0.046 R)
• M4: 566,228 km (0.059 R)
• M5: 1,405,771 km (0.099 R)
• M6: 1,660,686 km (0.049 R)
• M7: 1,875,658 km (0.061 R)
• M8: 2,381,299 km (0.087 R)
• M9: 3,655,723 km (0.102 R)
• M10: 3,792,755 km (0.084 R)
• M11: 5,501,462 km (0.095 R)
• M12: 5,791,831 km (0.107 R)
• M13: 6,403,088 km (0.053 R)
• M14: 11,635,124 km (0.077 R)
• M15: 13,625,224 km (0.047 R)
• M16: 14,358,703 km (0.067 R)
• M17: 17,170,993 km (0.093 R)
• M18: 17,478,566 km (0.116 R)
• M19: 18,584,394 km (0.112 R)
• M20: 23,100,155 km (0.116 R)
• M21: 24,140,908 km (0.112 R)
• M22: 24,917,171 km (0.051 R)
• M23: 26,011,330 km (0.082 R)
• M24: 26,621,539 km (0.112 R)
• M25: 28,188,727 km (0.091 R)
• M26: 33,376,183 km (0.063 R)
• M27: 37,853,647 km (0.081 R)
• M28: 38,374,547 km (0.09 R)
• M29: 39,831,779 km (0.08 R)
• M30: 40,914,419 km (0.068 R)
• M31: 48,280,768 km (0.077 R)
• M32: 49,047,307 km (0.098 R)
• M33: 50,761,998 km (0.108 R)
• M34: 53,653,426 km (0.114 R)
• M35: 53,817,236 km (0.106 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: 307 - 11,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit