🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.15 AU - 1.35 AU

Year: 505 Days

Day: 13.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 104,576,513 km

• M1: 63,729 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.35 AU - 1.79 AU

Year: 711 Days

Day: 37.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.19 AU - 2.47 AU

Year: 1286 Days

Day: 27.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,576,513 km

• M1: 720,164 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.7 AU - 2.76 AU

Year: 1631 Days

Day: 20.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,576,513 km

• M1: 41,588 km (0.096 R)

Asteroid Belt

Center: 4.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.7

Radius: 11.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.15 AU - 6.25 AU

Year: 4922 Days

Day: 5.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 104,576,513 km

• M1: 147,952 km (0.098 R)
• M2: 757,564 km (0.06 R)
• M3: 2,040,216 km (0.102 R)
• M4: 2,437,548 km (0.097 R)
• M5: 3,246,872 km (0.096 R)
• M6: 3,754,009 km (0.097 R)
• M7: 5,170,850 km (0.115 R)
• M8: 5,785,249 km (0.113 R)
• M9: 7,599,721 km (0.056 R)
• M10: 9,881,388 km (0.056 R)
• M11: 10,347,984 km (0.04 R)
• M12: 16,336,237 km (0.053 R)
• M13: 16,934,329 km (0.042 R)
• M14: 17,434,585 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.5

Radius: 14.4

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.85 AU - 6.73 AU

Year: 5039 Days

Day: 6.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 104,576,513 km

• M1: 200,312 km (0.071 R)
• M2: 945,309 km (0.113 R)
• M3: 1,563,148 km (0.08 R)
• M4: 2,068,041 km (0.057 R)
• M5: 5,756,526 km (0.091 R)
• M6: 8,615,790 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.1

Radius: 12

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.19 AU - 6.55 AU

Year: 5143 Days

Day: 10.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 104,576,513 km

• M1: 149,299 km (0.061 R)
• M2: 525,388 km (0.088 R)
• M3: 1,029,981 km (0.119 R)
• M4: 1,907,373 km (0.089 R)
• M5: 2,454,003 km (0.099 R)
• M6: 2,840,864 km (0.03 R)
• M7: 3,843,768 km (0.032 R)
• M8: 5,301,001 km (0.069 R)
• M9: 6,039,864 km (0.08 R)
• M10: 7,621,862 km (0.118 R)
• M11: 9,310,074 km (0.118 R)
• M12: 10,552,335 km (0.091 R)
• M13: 11,587,552 km (0.117 R)
• M14: 12,831,757 km (0.107 R)
• M15: 13,363,578 km (0.119 R)
• M16: 14,574,872 km (0.056 R)
• M17: 16,078,929 km (0.097 R)
• M18: 16,470,726 km (0.081 R)
• M19: 18,403,829 km (0.118 R)
• M20: 19,646,688 km (0.096 R)
• M21: 22,092,165 km (0.116 R)
• M22: 23,068,291 km (0.088 R)
• M23: 24,218,848 km (0.083 R)

Asteroid Belt

Center: 7.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.8

Radius: 14.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.79 AU - 10.05 AU

Year: 9635 Days

Day: 7.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,576,513 km

• M1: 184,005 km (0.118 R)
• M2: 844,031 km (0.064 R)
• M3: 1,489,546 km (0.1 R)
• M4: 3,041,026 km (0.056 R)
• M5: 3,612,489 km (0.095 R)
• M6: 4,515,911 km (0.091 R)
• M7: 5,531,531 km (0.053 R)
• M8: 6,694,505 km (0.052 R)
• M9: 7,252,206 km (0.117 R)
• M10: 8,102,969 km (0.088 R)
• M11: 9,259,061 km (0.053 R)
• M12: 9,851,768 km (0.107 R)
• M13: 10,628,330 km (0.096 R)
• M14: 12,013,008 km (0.088 R)
• M15: 15,071,686 km (0.115 R)
• M16: 17,851,963 km (0.079 R)
• M17: 19,164,983 km (0.063 R)
• M18: 21,211,632 km (0.089 R)
• M19: 22,861,846 km (0.11 R)
• M20: 24,689,782 km (0.094 R)
• M21: 26,811,230 km (0.083 R)
• M22: 27,309,839 km (0.109 R)
• M23: 28,635,276 km (0.099 R)
• M24: 30,110,311 km (0.12 R)
• M25: 31,304,252 km (0.045 R)
• M26: 34,603,483 km (0.098 R)
• M27: 35,792,936 km (0.085 R)
• M28: 44,060,313 km (0.085 R)
• M29: 44,895,219 km (0.118 R)
• M30: 49,526,918 km (0.052 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.4

Radius: 11.9

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.98 AU - 11.6 AU

Year: 10240 Days

Day: 8 Hours

Environment

Temp: -165 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,576,513 km

• M1: 148,700 km (0.116 R)
• M2: 740,809 km (0.11 R)
• M3: 1,553,125 km (0.056 R)
• M4: 2,353,922 km (0.086 R)
• M5: 3,276,941 km (0.116 R)
• M6: 4,105,564 km (0.051 R)
• M7: 4,666,855 km (0.061 R)
• M8: 5,744,109 km (0.091 R)
• M9: 7,644,302 km (0.062 R)
• M10: 9,214,630 km (0.104 R)
• M11: 9,810,030 km (0.087 R)
• M12: 10,815,926 km (0.091 R)
• M13: 13,429,550 km (0.098 R)
• M14: 14,143,731 km (0.104 R)
• M15: 15,098,913 km (0.063 R)
• M16: 15,647,788 km (0.042 R)
• M17: 16,669,392 km (0.097 R)
• M18: 17,916,888 km (0.03 R)
• M19: 18,782,611 km (0.075 R)
• M20: 20,597,233 km (0.046 R)
• M21: 26,581,148 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.5

Radius: 5.4

Gravity: 23.92 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 18.46 AU - 21.2 AU

Year: 31936 Days

Day: 15.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 104,576,513 km

• M1: 109,506 km (0.093 R)
• M2: 441,463 km (0.069 R)
• M3: 1,355,357 km (0.05 R)
• M4: 2,669,125 km (0.091 R)
• M5: 3,822,974 km (0.117 R)
• M6: 7,429,329 km (0.115 R)
• M7: 8,033,406 km (0.095 R)
• M8: 8,969,739 km (0.115 R)
• M9: 10,306,097 km (0.109 R)
• M10: 13,930,404 km (0.108 R)
• M11: 19,728,818 km (0.09 R)
• M12: 21,313,657 km (0.102 R)
• M13: 26,826,489 km (0.075 R)
• M14: 29,033,805 km (0.073 R)
• M15: 33,805,828 km (0.115 R)
• M16: 36,221,983 km (0.101 R)
• M17: 37,789,170 km (0.114 R)
• M18: 38,428,551 km (0.1 R)
• M19: 40,058,420 km (0.087 R)
• M20: 47,223,560 km (0.119 R)
• M21: 47,408,313 km (0.025 R)
• M22: 55,402,225 km (0.107 R)
• M23: 77,788,350 km (0.116 R)
• M24: 101,472,535 km (0.087 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 14,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit