🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.84 AU - 0.96 AU

Year: 327 Days

Day: 21.7 Hours

Environment

Temp: 30 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,229,045 km

• M1: 65,524 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.9 AU - 1.46 AU

Year: 491 Days

Day: 32.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,229,045 km

• M1: 378,034 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.65 AU - 2.59 AU

Year: 1182 Days

Day: 23 Hours

Environment

Temp: -93 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.64 AU - 4.2 AU

Year: 2422 Days

Day: 44.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.7

Radius: 10.2

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.44 AU - 6.4 AU

Year: 4831 Days

Day: 13.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,229,045 km

• M1: 128,355 km (0.103 R)
• M2: 562,488 km (0.1 R)
• M3: 1,213,239 km (0.061 R)
• M4: 1,924,876 km (0.082 R)
• M5: 2,282,564 km (0.098 R)
• M6: 2,701,887 km (0.115 R)
• M7: 4,278,200 km (0.114 R)
• M8: 5,050,125 km (0.086 R)
• M9: 5,738,126 km (0.119 R)
• M10: 7,402,551 km (0.082 R)
• M11: 8,253,464 km (0.055 R)
• M12: 9,327,128 km (0.119 R)
• M13: 10,362,345 km (0.059 R)
• M14: 11,289,553 km (0.11 R)
• M15: 14,891,271 km (0.112 R)
• M16: 19,521,026 km (0.115 R)
• M17: 20,387,347 km (0.095 R)
• M18: 22,701,327 km (0.101 R)
• M19: 23,584,553 km (0.118 R)
• M20: 25,419,521 km (0.106 R)
• M21: 25,892,848 km (0.079 R)
• M22: 26,291,676 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.9

Radius: 10

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.21 AU - 6.91 AU

Year: 5020 Days

Day: 11.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,229,045 km

• M1: 124,316 km (0.109 R)
• M2: 480,658 km (0.068 R)
• M3: 1,168,210 km (0.092 R)
• M4: 1,935,946 km (0.092 R)
• M5: 2,377,709 km (0.048 R)
• M6: 2,903,246 km (0.103 R)
• M7: 3,386,148 km (0.099 R)
• M8: 3,709,429 km (0.11 R)
• M9: 4,097,785 km (0.099 R)
• M10: 5,242,059 km (0.055 R)
• M11: 6,076,516 km (0.039 R)
• M12: 6,649,177 km (0.064 R)
• M13: 8,329,310 km (0.063 R)
• M14: 8,696,573 km (0.117 R)
• M15: 9,190,246 km (0.064 R)
• M16: 12,507,429 km (0.101 R)
• M17: 13,137,087 km (0.095 R)
• M18: 13,787,538 km (0.105 R)
• M19: 16,319,781 km (0.062 R)
• M20: 18,028,488 km (0.043 R)
• M21: 18,706,765 km (0.085 R)
• M22: 19,020,621 km (0.114 R)
• M23: 22,285,744 km (0.027 R)
• M24: 23,211,007 km (0.101 R)
• M25: 24,459,252 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.7

Radius: 14

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.39 AU - 10.01 AU

Year: 11567 Days

Day: 11.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,229,045 km

• M1: 185,801 km (0.105 R)
• M2: 691,591 km (0.108 R)
• M3: 1,431,203 km (0.108 R)
• M4: 1,904,082 km (0.068 R)
• M5: 2,346,443 km (0.06 R)
• M6: 3,177,608 km (0.09 R)
• M7: 4,431,837 km (0.114 R)
• M8: 5,460,023 km (0.081 R)
• M9: 5,957,436 km (0.118 R)
• M10: 6,962,285 km (0.11 R)
• M11: 7,765,925 km (0.112 R)
• M12: 11,046,157 km (0.041 R)
• M13: 11,729,071 km (0.05 R)
• M14: 12,199,856 km (0.101 R)
• M15: 16,361,519 km (0.105 R)
• M16: 16,801,486 km (0.103 R)
• M17: 19,041,565 km (0.034 R)
• M18: 20,359,223 km (0.104 R)
• M19: 25,452,582 km (0.12 R)
• M20: 31,113,365 km (0.107 R)
• M21: 32,017,684 km (0.053 R)
• M22: 33,172,729 km (0.099 R)
• M23: 34,715,682 km (0.112 R)
• M24: 40,160,296 km (0.091 R)
• M25: 42,876,395 km (0.051 R)
• M26: 45,712,921 km (0.102 R)
• M27: 48,070,433 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.7

Radius: 6.2

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 12.69 AU - 15.13 AU

Year: 19864 Days

Day: 17.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,229,045 km

• M1: 77,193 km (0.068 R)
• M2: 321,187 km (0.112 R)
• M3: 530,025 km (0.12 R)
• M4: 1,104,032 km (0.11 R)
• M5: 1,316,910 km (0.031 R)
• M6: 1,756,578 km (0.042 R)
• M7: 1,972,897 km (0.06 R)
• M8: 2,803,314 km (0.051 R)
• M9: 4,843,231 km (0.096 R)
• M10: 5,842,994 km (0.099 R)
• M11: 6,123,340 km (0.09 R)
• M12: 6,454,550 km (0.071 R)
• M13: 7,997,353 km (0.114 R)
• M14: 8,494,317 km (0.103 R)
• M15: 8,906,459 km (0.107 R)
• M16: 10,223,369 km (0.094 R)
• M17: 11,109,437 km (0.084 R)
• M18: 11,354,179 km (0.086 R)
• M19: 13,374,349 km (0.094 R)
• M20: 13,791,278 km (0.075 R)
• M21: 15,019,776 km (0.11 R)
• M22: 15,319,121 km (0.075 R)
• M23: 16,795,802 km (0.096 R)
• M24: 19,316,376 km (0.112 R)
• M25: 26,480,618 km (0.101 R)
• M26: 27,248,504 km (0.047 R)
• M27: 27,806,055 km (0.046 R)
• M28: 31,678,097 km (0.1 R)
• M29: 33,044,674 km (0.096 R)
• M30: 35,233,291 km (0.104 R)
• M31: 37,242,988 km (0.117 R)
• M32: 37,653,934 km (0.093 R)
• M33: 39,469,603 km (0.061 R)
• M34: 48,446,672 km (0.046 R)
• M35: 53,319,374 km (0.085 R)
• M36: 57,957,057 km (0.104 R)
• M37: 62,085,360 km (0.086 R)
• M38: 62,856,388 km (0.036 R)
• M39: 65,804,962 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 15,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit