🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.68 AU - 0.96 AU

Year: 278 Days

Day: 25 Hours

Environment

Temp: 88 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,339,777 km

• M1: 681,119 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.86 AU - 1.24 AU

Year: 403 Days

Day: 27.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.11 AU - 1.29 AU

Year: 493 Days

Day: 13.8 Hours

Environment

Temp: -19 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.6

Radius: 11.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.74 AU - 5.74 AU

Year: 3867 Days

Day: 8.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,339,777 km

• M1: 141,968 km (0.043 R)
• M2: 539,600 km (0.052 R)
• M3: 1,054,515 km (0.071 R)
• M4: 1,570,778 km (0.091 R)
• M5: 2,099,008 km (0.099 R)
• M6: 2,776,686 km (0.036 R)
• M7: 4,202,952 km (0.076 R)
• M8: 4,977,271 km (0.067 R)
• M9: 5,491,289 km (0.105 R)
• M10: 6,357,910 km (0.093 R)
• M11: 6,747,612 km (0.103 R)
• M12: 7,217,050 km (0.077 R)
• M13: 7,674,820 km (0.102 R)
• M14: 8,186,594 km (0.112 R)
• M15: 8,612,499 km (0.062 R)
• M16: 9,278,958 km (0.108 R)
• M17: 10,180,285 km (0.057 R)
• M18: 11,885,551 km (0.115 R)
• M19: 12,806,326 km (0.088 R)
• M20: 15,315,680 km (0.091 R)
• M21: 17,663,469 km (0.115 R)
• M22: 18,557,317 km (0.038 R)
• M23: 20,177,611 km (0.104 R)
• M24: 20,956,567 km (0.119 R)
• M25: 21,755,270 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643

Radius: 10.9

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.67 AU - 8.21 AU

Year: 7605 Days

Day: 10.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,339,777 km

• M1: 148,850 km (0.093 R)
• M2: 1,018,761 km (0.086 R)
• M3: 1,424,471 km (0.115 R)
• M4: 1,983,967 km (0.077 R)
• M5: 3,190,623 km (0.098 R)
• M6: 3,639,267 km (0.071 R)
• M7: 4,608,512 km (0.069 R)
• M8: 5,334,959 km (0.12 R)
• M9: 9,243,802 km (0.062 R)
• M10: 11,698,553 km (0.086 R)
• M11: 13,273,221 km (0.119 R)
• M12: 14,862,249 km (0.116 R)
• M13: 16,247,974 km (0.061 R)
• M14: 17,173,387 km (0.096 R)
• M15: 18,344,140 km (0.105 R)
• M16: 24,661,957 km (0.1 R)
• M17: 25,006,930 km (0.081 R)
• M18: 25,706,749 km (0.083 R)
• M19: 26,061,445 km (0.03 R)
• M20: 27,420,841 km (0.119 R)
• M21: 28,827,061 km (0.103 R)
• M22: 32,294,291 km (0.095 R)
• M23: 32,915,421 km (0.119 R)
• M24: 34,610,515 km (0.063 R)
• M25: 36,810,501 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.4

Radius: 11

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.76 AU - 8.26 AU

Year: 8495 Days

Day: 10.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,339,777 km

• M1: 164,707 km (0.119 R)
• M2: 563,386 km (0.086 R)
• M3: 972,386 km (0.092 R)
• M4: 1,638,845 km (0.12 R)
• M5: 2,017,776 km (0.036 R)
• M6: 4,556,901 km (0.118 R)
• M7: 6,558,819 km (0.051 R)
• M8: 7,129,685 km (0.119 R)
• M9: 7,816,339 km (0.077 R)
• M10: 8,414,581 km (0.06 R)
• M11: 8,905,711 km (0.102 R)
• M12: 9,799,109 km (0.103 R)
• M13: 10,292,932 km (0.077 R)
• M14: 10,907,181 km (0.083 R)
• M15: 14,990,006 km (0.054 R)
• M16: 17,015,860 km (0.064 R)
• M17: 18,838,411 km (0.087 R)
• M18: 19,448,172 km (0.077 R)
• M19: 21,686,605 km (0.091 R)
• M20: 22,867,979 km (0.119 R)
• M21: 27,052,082 km (0.04 R)
• M22: 29,425,602 km (0.093 R)
• M23: 31,294,528 km (0.06 R)
• M24: 32,692,670 km (0.12 R)
• M25: 35,382,589 km (0.11 R)
• M26: 38,338,045 km (0.118 R)
• M27: 44,332,731 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.8

Radius: 7.1

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.87 AU - 12.99 AU

Year: 16422 Days

Day: 23.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,339,777 km

• M1: 96,491 km (0.09 R)
• M2: 397,332 km (0.104 R)
• M3: 820,694 km (0.11 R)
• M4: 1,246,898 km (0.103 R)
• M5: 1,744,311 km (0.035 R)
• M6: 2,834,580 km (0.105 R)
• M7: 5,020,355 km (0.082 R)
• M8: 5,563,994 km (0.079 R)
• M9: 6,026,401 km (0.101 R)
• M10: 7,430,975 km (0.099 R)
• M11: 9,680,478 km (0.112 R)
• M12: 10,179,387 km (0.055 R)
• M13: 10,812,186 km (0.1 R)
• M14: 12,029,763 km (0.109 R)
• M15: 12,412,135 km (0.118 R)
• M16: 15,172,366 km (0.092 R)
• M17: 15,845,406 km (0.11 R)
• M18: 16,382,612 km (0.04 R)
• M19: 22,728,404 km (0.054 R)
• M20: 26,387,718 km (0.086 R)
• M21: 32,095,176 km (0.1 R)
• M22: 37,754,164 km (0.112 R)
• M23: 38,026,133 km (0.071 R)
• M24: 43,147,616 km (0.105 R)
• M25: 44,951,916 km (0.117 R)
• M26: 48,069,985 km (0.095 R)
• M27: 49,194,512 km (0.101 R)
• M28: 49,518,990 km (0.047 R)
• M29: 63,701,616 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.7

Radius: 7.6

Gravity: 13.29 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 11.23 AU - 17.23 AU

Year: 20116 Days

Day: 17.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 79,339,777 km

• M1: 94,695 km (0.103 R)
• M2: 383,868 km (0.088 R)
• M3: 655,388 km (0.111 R)
• M4: 985,252 km (0.089 R)
• M5: 1,274,275 km (0.093 R)
• M6: 3,320,325 km (0.07 R)
• M7: 3,700,154 km (0.074 R)
• M8: 5,799,461 km (0.097 R)
• M9: 6,572,582 km (0.07 R)
• M10: 6,891,076 km (0.094 R)
• M11: 8,113,740 km (0.046 R)
• M12: 8,480,554 km (0.116 R)
• M13: 10,179,537 km (0.096 R)
• M14: 10,422,035 km (0.102 R)
• M15: 12,026,322 km (0.116 R)
• M16: 18,348,328 km (0.091 R)
• M17: 21,260,101 km (0.079 R)
• M18: 22,980,926 km (0.119 R)
• M19: 23,398,902 km (0.107 R)
• M20: 24,250,114 km (0.094 R)
• M21: 28,099,267 km (0.102 R)
• M22: 31,688,719 km (0.053 R)
• M23: 33,794,309 km (0.083 R)
• M24: 34,470,940 km (0.032 R)
• M25: 39,912,114 km (0.072 R)
• M26: 46,229,781 km (0.075 R)
• M27: 64,041,801 km (0.083 R)
• M28: 65,495,145 km (0.075 R)
• M29: 69,768,408 km (0.116 R)
• M30: 70,644,752 km (0.097 R)
• M31: 72,867,776 km (0.071 R)
• M32: 79,339,829 km (0.113 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 15,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit