🌌 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: 954.5

Radius: 10.6

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.71 AU - 0.77 AU

Year: 411 Days

Day: 10.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,028,044 km

• M1: 132,394 km (0.112 R)
• M2: 513,719 km (0.079 R)
• M3: 926,460 km (0.096 R)
• M4: 1,375,552 km (0.115 R)
• M5: 1,838,857 km (0.093 R)
• M6: 2,601,208 km (0.042 R)
• M7: 4,062,181 km (0.07 R)
• M8: 4,430,939 km (0.099 R)
• M9: 5,743,361 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.5

Radius: 9.5

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1 AU - 1.18 AU

Year: 735 Days

Day: 10.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,028,044 km

• M1: 118,482 km (0.106 R)
• M2: 544,387 km (0.074 R)
• M3: 872,754 km (0.114 R)
• M4: 1,343,987 km (0.109 R)
• M5: 1,924,726 km (0.107 R)
• M6: 2,238,283 km (0.079 R)
• M7: 2,664,787 km (0.092 R)
• M8: 3,170,278 km (0.084 R)
• M9: 3,528,266 km (0.111 R)
• M10: 4,032,560 km (0.119 R)
• M11: 4,405,657 km (0.119 R)
• M12: 5,495,927 km (0.047 R)
• M13: 5,935,894 km (0.092 R)
• M14: 6,317,069 km (0.1 R)
• M15: 6,908,280 km (0.086 R)
• M16: 7,217,648 km (0.112 R)
• M17: 7,745,879 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.3

Radius: 8.1

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.51 AU - 2.21 AU

Year: 1638 Days

Day: 14.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 18,028,044 km

• M1: 101,427 km (0.088 R)
• M2: 428,149 km (0.097 R)
• M3: 749,037 km (0.054 R)
• M4: 1,022,352 km (0.078 R)
• M5: 1,307,785 km (0.026 R)
• M6: 1,980,526 km (0.057 R)
• M7: 2,335,672 km (0.099 R)
• M8: 2,772,348 km (0.051 R)
• M9: 3,536,344 km (0.098 R)
• M10: 4,379,178 km (0.053 R)
• M11: 4,637,684 km (0.093 R)
• M12: 5,165,166 km (0.114 R)
• M13: 5,602,590 km (0.059 R)
• M14: 5,863,489 km (0.101 R)
• M15: 6,201,131 km (0.093 R)
• M16: 6,671,467 km (0.029 R)
• M17: 7,292,447 km (0.12 R)
• M18: 8,005,880 km (0.092 R)
• M19: 8,735,917 km (0.049 R)
• M20: 8,998,761 km (0.095 R)
• M21: 9,327,278 km (0.115 R)
• M22: 9,819,155 km (0.084 R)
• M23: 11,261,578 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.8

Radius: 11.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.41 AU - 3.85 AU

Year: 3575 Days

Day: 9.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 18,028,044 km

• M1: 140,472 km (0.093 R)
• M2: 525,687 km (0.081 R)
• M3: 1,207,853 km (0.092 R)
• M4: 1,750,445 km (0.101 R)
• M5: 2,207,915 km (0.112 R)
• M6: 2,587,445 km (0.107 R)
• M7: 2,942,590 km (0.12 R)
• M8: 4,521,446 km (0.083 R)
• M9: 6,032,385 km (0.112 R)
• M10: 6,428,819 km (0.04 R)
• M11: 7,658,513 km (0.084 R)
• M12: 8,573,304 km (0.095 R)
• M13: 9,112,156 km (0.09 R)
• M14: 9,635,449 km (0.119 R)
• M15: 11,241,532 km (0.106 R)
• M16: 12,019,890 km (0.075 R)
• M17: 12,422,158 km (0.102 R)
• M18: 13,635,547 km (0.094 R)
• M19: 15,235,346 km (0.119 R)
• M20: 18,389,318 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19

Radius: 7.9

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.51 AU - 7.93 AU

Year: 13850 Days

Day: 20.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,028,044 km

• M1: 98,435 km (0.111 R)
• M2: 375,042 km (0.077 R)
• M3: 736,770 km (0.038 R)
• M4: 1,051,374 km (0.066 R)
• M5: 1,398,441 km (0.118 R)
• M6: 1,646,474 km (0.096 R)
• M7: 3,818,186 km (0.093 R)
• M8: 4,560,192 km (0.097 R)
• M9: 7,452,517 km (0.069 R)
• M10: 8,938,323 km (0.104 R)
• M11: 14,334,917 km (0.063 R)
• M12: 15,665,739 km (0.109 R)
• M13: 17,707,302 km (0.094 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 20,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit