🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.49 AU - 0.55 AU

Year: 158 Days

Day: 42.9 Hours

Environment

Temp: 175 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 52,249,260 km

• M1: 40,242 km (0.109 R)
• M2: 180,265 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.51 AU - 0.83 AU

Year: 231 Days

Day: 16.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.61 AU - 0.87 AU

Year: 268 Days

Day: 23.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 18.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,249,260 km

• M1: 37,100 km (0.084 R)

Asteroid Belt

Center: 2.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.4

Radius: 8.3

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.81 AU - 5.01 AU

Year: 3906 Days

Day: 8.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,249,260 km

• M1: 103,372 km (0.051 R)
• M2: 405,261 km (0.073 R)
• M3: 788,381 km (0.116 R)
• M4: 1,146,967 km (0.117 R)
• M5: 1,820,756 km (0.112 R)
• M6: 6,650,673 km (0.098 R)
• M7: 7,270,307 km (0.081 R)
• M8: 8,595,894 km (0.093 R)
• M9: 8,914,238 km (0.114 R)
• M10: 9,240,660 km (0.088 R)
• M11: 11,334,432 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.1

Radius: 8.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.33 AU - 8.59 AU

Year: 7744 Days

Day: 11 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,249,260 km

• M1: 159,322 km (0.114 R)
• M2: 551,418 km (0.077 R)
• M3: 2,314,728 km (0.086 R)
• M4: 4,855,648 km (0.03 R)
• M5: 5,536,168 km (0.101 R)
• M6: 9,169,302 km (0.117 R)
• M7: 15,475,301 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.3

Radius: 14.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.4 AU - 7.66 AU

Year: 7861 Days

Day: 14.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,249,260 km

• M1: 184,305 km (0.102 R)
• M2: 666,459 km (0.094 R)
• M3: 1,134,999 km (0.063 R)
• M4: 1,967,062 km (0.073 R)
• M5: 2,474,498 km (0.064 R)
• M6: 3,125,548 km (0.06 R)
• M7: 3,718,704 km (0.112 R)
• M8: 5,081,840 km (0.086 R)
• M9: 6,023,857 km (0.057 R)
• M10: 6,852,630 km (0.112 R)
• M11: 7,514,600 km (0.109 R)
• M12: 8,401,865 km (0.062 R)
• M13: 8,890,302 km (0.072 R)
• M14: 9,678,982 km (0.045 R)
• M15: 12,959,664 km (0.043 R)
• M16: 14,662,237 km (0.116 R)
• M17: 15,427,879 km (0.109 R)
• M18: 16,105,258 km (0.097 R)
• M19: 17,158,577 km (0.093 R)
• M20: 17,702,215 km (0.076 R)
• M21: 20,934,876 km (0.064 R)
• M22: 21,555,856 km (0.111 R)
• M23: 23,345,945 km (0.117 R)
• M24: 23,939,250 km (0.073 R)
• M25: 25,078,587 km (0.066 R)
• M26: 25,858,142 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.1

Radius: 5.8

Gravity: 25.6 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 11.94 AU - 13.76 AU

Year: 19427 Days

Day: 22.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,249,260 km

• M1: 82,877 km (0.112 R)
• M2: 371,751 km (0.057 R)
• M3: 871,856 km (0.077 R)
• M4: 1,064,090 km (0.097 R)
• M5: 2,709,068 km (0.095 R)
• M6: 2,963,983 km (0.117 R)
• M7: 3,795,448 km (0.097 R)
• M8: 4,082,526 km (0.109 R)
• M9: 5,907,321 km (0.119 R)
• M10: 6,206,068 km (0.081 R)
• M11: 7,115,623 km (0.092 R)
• M12: 9,424,067 km (0.098 R)
• M13: 9,891,561 km (0.12 R)
• M14: 10,374,463 km (0.105 R)
• M15: 11,850,246 km (0.053 R)
• M16: 17,540,949 km (0.118 R)
• M17: 19,530,451 km (0.071 R)
• M18: 23,207,267 km (0.075 R)
• M19: 24,601,519 km (0.105 R)
• M20: 27,320,461 km (0.034 R)
• M21: 30,233,281 km (0.063 R)
• M22: 30,611,315 km (0.114 R)
• M23: 34,429,950 km (0.107 R)
• M24: 36,099,013 km (0.064 R)
• M25: 36,667,037 km (0.086 R)
• M26: 46,921,223 km (0.088 R)
• M27: 48,797,180 km (0.077 R)
• M28: 53,245,772 km (0.119 R)
• M29: 54,352,198 km (0.076 R)
• M30: 63,761,455 km (0.112 R)
• M31: 66,272,455 km (0.074 R)
• M32: 76,275,766 km (0.116 R)
• M33: 79,103,764 km (0.085 R)
• M34: 79,821,385 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.6

Radius: 3.5

Gravity: 13.11 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 12.93 AU - 16.25 AU

Year: 23504 Days

Day: 17 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,249,260 km

• M1: 46,226 km (0.065 R)
• M2: 163,660 km (0.097 R)
• M3: 291,117 km (0.117 R)
• M4: 499,956 km (0.063 R)
• M5: 721,062 km (0.059 R)
• M6: 869,014 km (0.079 R)
• M7: 1,524,701 km (0.087 R)
• M8: 1,885,681 km (0.058 R)
• M9: 2,041,562 km (0.117 R)
• M10: 2,243,669 km (0.097 R)
• M11: 2,561,265 km (0.052 R)
• M12: 3,435,066 km (0.037 R)
• M13: 3,589,152 km (0.041 R)
• M14: 4,252,469 km (0.1 R)
• M15: 6,036,274 km (0.063 R)
• M16: 6,260,970 km (0.079 R)
• M17: 7,050,398 km (0.038 R)
• M18: 8,968,243 km (0.067 R)
• M19: 9,260,856 km (0.109 R)
• M20: 9,660,881 km (0.073 R)
• M21: 13,097,443 km (0.112 R)
• M22: 13,987,102 km (0.057 R)
• M23: 14,380,544 km (0.082 R)
• M24: 14,513,237 km (0.116 R)
• M25: 15,258,085 km (0.114 R)
• M26: 15,535,140 km (0.042 R)
• M27: 17,950,099 km (0.103 R)
• M28: 23,415,956 km (0.087 R)
• M29: 25,783,043 km (0.035 R)
• M30: 26,373,955 km (0.117 R)
• M31: 26,672,702 km (0.025 R)
• M32: 27,378,804 km (0.093 R)
• M33: 29,357,834 km (0.109 R)
• M34: 37,722,150 km (0.091 R)
• M35: 38,483,304 km (0.069 R)
• M36: 43,543,303 km (0.074 R)
• M37: 48,282,114 km (0.088 R)
• M38: 51,006,292 km (0.047 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 20,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit