🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.8

Radius: 10.1

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.72 AU - 0.84 AU

Year: 467 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,615,860 km

• M1: 125,662 km (0.09 R)
• M2: 487,689 km (0.12 R)
• M3: 1,036,863 km (0.081 R)
• M4: 1,644,230 km (0.071 R)
• M5: 2,312,035 km (0.094 R)
• M6: 2,743,775 km (0.071 R)
• M7: 3,184,639 km (0.087 R)
• M8: 4,510,825 km (0.029 R)
• M9: 4,945,706 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 14.3

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.74 AU - 1.14 AU

Year: 618 Days

Day: 5.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,615,860 km

• M1: 177,872 km (0.081 R)
• M2: 655,687 km (0.102 R)
• M3: 1,437,187 km (0.08 R)
• M4: 2,136,856 km (0.106 R)
• M5: 2,835,328 km (0.119 R)
• M6: 3,348,000 km (0.115 R)
• M7: 3,871,294 km (0.111 R)
• M8: 4,577,396 km (0.099 R)
• M9: 5,178,031 km (0.108 R)
• M10: 5,695,939 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.5

Radius: 10

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.72 AU - 1.2 AU

Year: 638 Days

Day: 8.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,615,860 km

• M1: 124,465 km (0.096 R)
• M2: 496,216 km (0.061 R)
• M3: 812,167 km (0.08 R)
• M4: 1,211,892 km (0.063 R)
• M5: 1,669,063 km (0.096 R)
• M6: 2,293,186 km (0.038 R)
• M7: 3,088,298 km (0.049 R)
• M8: 3,743,537 km (0.054 R)
• M9: 4,546,578 km (0.097 R)
• M10: 4,874,048 km (0.109 R)
• M11: 5,233,233 km (0.081 R)
• M12: 5,831,026 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.7

Radius: 14.4

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.56 AU - 4 AU

Year: 4029 Days

Day: 6.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,615,860 km

• M1: 179,218 km (0.076 R)
• M2: 714,180 km (0.101 R)
• M3: 1,226,403 km (0.107 R)
• M4: 2,118,455 km (0.113 R)
• M5: 3,232,660 km (0.092 R)
• M6: 3,833,445 km (0.091 R)
• M7: 4,483,747 km (0.111 R)
• M8: 5,152,749 km (0.052 R)
• M9: 6,127,828 km (0.09 R)
• M10: 6,854,724 km (0.071 R)
• M11: 7,394,024 km (0.097 R)
• M12: 9,591,019 km (0.047 R)
• M13: 10,095,014 km (0.084 R)
• M14: 11,294,340 km (0.087 R)
• M15: 12,000,741 km (0.056 R)
• M16: 12,988,087 km (0.032 R)
• M17: 14,082,396 km (0.12 R)
• M18: 18,050,479 km (0.103 R)
• M19: 21,834,707 km (0.069 R)
• M20: 22,857,657 km (0.12 R)
• M21: 24,065,510 km (0.12 R)
• M22: 24,999,151 km (0.07 R)
• M23: 25,634,792 km (0.085 R)
• M24: 29,501,747 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.1

Radius: 11.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.59 AU - 4.39 AU

Year: 5406 Days

Day: 11.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,615,860 km

• M1: 146,756 km (0.118 R)
• M2: 632,649 km (0.05 R)
• M3: 1,191,697 km (0.115 R)
• M4: 1,639,593 km (0.099 R)
• M5: 2,175,602 km (0.04 R)
• M6: 2,587,146 km (0.064 R)
• M7: 3,352,189 km (0.03 R)
• M8: 4,744,496 km (0.039 R)
• M9: 8,049,712 km (0.097 R)
• M10: 9,013,272 km (0.119 R)
• M11: 10,297,420 km (0.108 R)
• M12: 10,946,675 km (0.093 R)
• M13: 15,852,438 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.7

Radius: 6.9

Gravity: 12.07 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.84 AU - 12.54 AU

Year: 22062 Days

Day: 16.2 Hours

Environment

Temp: -246 °C

Axial Tilt: 65.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,615,860 km

• M1: 85,869 km (0.078 R)
• M2: 586,274 km (0.08 R)
• M3: 1,041,500 km (0.085 R)
• M4: 1,625,830 km (0.036 R)
• M5: 1,952,252 km (0.089 R)
• M6: 3,147,090 km (0.086 R)
• M7: 4,219,258 km (0.03 R)
• M8: 6,604,896 km (0.093 R)
• M9: 7,681,701 km (0.103 R)
• M10: 7,930,333 km (0.093 R)
• M11: 11,033,890 km (0.096 R)
• M12: 11,287,010 km (0.059 R)
• M13: 12,611,250 km (0.064 R)
• M14: 13,239,711 km (0.117 R)
• M15: 15,644,197 km (0.078 R)
• M16: 16,949,140 km (0.034 R)
• M17: 19,404,789 km (0.12 R)
• M18: 20,813,253 km (0.105 R)
• M19: 22,897,749 km (0.091 R)
• M20: 23,622,401 km (0.082 R)
• M21: 29,008,972 km (0.108 R)
• M22: 34,080,041 km (0.027 R)
• M23: 44,800,523 km (0.075 R)
• M24: 45,607,604 km (0.12 R)
• M25: 46,753,823 km (0.111 R)
• M26: 50,481,053 km (0.105 R)
• M27: 52,238,828 km (0.12 R)
• M28: 52,595,320 km (0.105 R)
• M29: 55,690,500 km (0.089 R)
• M30: 56,248,949 km (0.045 R)
• M31: 61,444,932 km (0.09 R)
• M32: 63,043,834 km (0.104 R)
• M33: 71,018,448 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 19,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit