🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.87 AU - 0.95 AU

Year: 334 Days

Day: 45 Hours

Environment

Temp: 19 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,063,670 km

• M1: 36,951 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.08 AU - 3 AU

Year: 1559 Days

Day: 37.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,063,670 km

• M1: 1,209,648 km (0.038 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.68 AU - 4.16 AU

Year: 2988 Days

Day: 22.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.1

Radius: 9.1

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.19 AU - 4.99 AU

Year: 3185 Days

Day: 12.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,063,670 km

• M1: 113,246 km (0.049 R)
• M2: 448,644 km (0.059 R)
• M3: 882,927 km (0.119 R)
• M4: 1,483,263 km (0.093 R)
• M5: 2,641,749 km (0.084 R)
• M6: 3,126,745 km (0.076 R)
• M7: 3,445,688 km (0.052 R)
• M8: 3,766,725 km (0.085 R)
• M9: 4,829,169 km (0.067 R)
• M10: 6,664,884 km (0.08 R)
• M11: 7,105,450 km (0.052 R)
• M12: 8,612,948 km (0.109 R)
• M13: 9,315,011 km (0.072 R)
• M14: 10,713,900 km (0.047 R)
• M15: 11,278,183 km (0.12 R)
• M16: 13,781,853 km (0.048 R)
• M17: 15,900,159 km (0.106 R)
• M18: 17,172,340 km (0.116 R)
• M19: 18,568,537 km (0.056 R)
• M20: 19,441,590 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.9

Radius: 9.2

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.4 AU - 5.6 AU

Year: 3675 Days

Day: 14.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,063,670 km

• M1: 115,938 km (0.074 R)
• M2: 562,039 km (0.038 R)
• M3: 1,091,017 km (0.078 R)
• M4: 1,916,050 km (0.103 R)
• M5: 2,223,623 km (0.081 R)
• M6: 3,109,691 km (0.115 R)
• M7: 3,838,681 km (0.067 R)
• M8: 4,803,288 km (0.106 R)
• M9: 5,399,735 km (0.083 R)
• M10: 6,044,801 km (0.11 R)
• M11: 6,956,451 km (0.062 R)
• M12: 7,808,410 km (0.089 R)
• M13: 9,684,517 km (0.118 R)
• M14: 10,455,395 km (0.12 R)
• M15: 11,191,118 km (0.119 R)
• M16: 11,494,951 km (0.078 R)
• M17: 12,399,270 km (0.061 R)
• M18: 12,889,502 km (0.065 R)
• M19: 14,753,043 km (0.05 R)
• M20: 15,584,059 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.8

Radius: 12.6

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.44 AU - 9.96 AU

Year: 9040 Days

Day: 14.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,063,670 km

• M1: 184,305 km (0.081 R)
• M2: 837,449 km (0.106 R)
• M3: 1,379,592 km (0.108 R)
• M4: 3,632,087 km (0.069 R)
• M5: 5,757,424 km (0.117 R)
• M6: 10,245,061 km (0.11 R)
• M7: 15,864,256 km (0.042 R)
• M8: 16,334,292 km (0.117 R)
• M9: 20,622,066 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.1

Radius: 3.1

Gravity: 76.29 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 10.23 AU - 13.03 AU

Year: 15270 Days

Day: 19.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 43,063,670 km

• M1: 38,596 km (0.067 R)
• M2: 140,024 km (0.081 R)
• M3: 411,245 km (0.081 R)
• M4: 566,228 km (0.112 R)
• M5: 1,116,000 km (0.069 R)
• M6: 1,247,796 km (0.109 R)
• M7: 1,495,680 km (0.032 R)
• M8: 2,753,349 km (0.069 R)
• M9: 2,896,664 km (0.119 R)
• M10: 3,329,899 km (0.084 R)
• M11: 3,603,962 km (0.076 R)
• M12: 4,784,140 km (0.064 R)
• M13: 5,097,248 km (0.081 R)
• M14: 5,204,660 km (0.108 R)
• M15: 5,999,174 km (0.116 R)
• M16: 8,160,713 km (0.064 R)
• M17: 8,456,618 km (0.066 R)
• M18: 9,122,179 km (0.068 R)
• M19: 9,602,987 km (0.093 R)
• M20: 10,614,867 km (0.113 R)
• M21: 18,465,613 km (0.071 R)
• M22: 18,634,360 km (0.096 R)
• M23: 19,493,799 km (0.102 R)
• M24: 24,697,561 km (0.105 R)
• M25: 25,419,670 km (0.06 R)
• M26: 27,891,625 km (0.066 R)
• M27: 32,563,866 km (0.086 R)
• M28: 34,569,974 km (0.035 R)
• M29: 35,733,845 km (0.099 R)
• M30: 38,964,710 km (0.077 R)
• M31: 40,508,560 km (0.096 R)
• M32: 40,650,828 km (0.116 R)
• M33: 43,567,986 km (0.106 R)
• M34: 46,465,697 km (0.094 R)
• M35: 48,360,354 km (0.115 R)
• M36: 48,520,573 km (0.111 R)
• M37: 49,003,326 km (0.073 R)
• M38: 52,134,708 km (0.089 R)
• M39: 55,221,960 km (0.113 R)
• M40: 60,634,411 km (0.111 R)
• M41: 64,432,401 km (0.057 R)
• M42: 64,626,430 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803

Radius: 7.6

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.85 AU - 15.55 AU

Year: 19523 Days

Day: 16.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,063,670 km

• M1: 97,837 km (0.095 R)
• M2: 376,987 km (0.063 R)
• M3: 688,300 km (0.045 R)
• M4: 2,266,408 km (0.051 R)
• M5: 3,085,606 km (0.09 R)
• M6: 5,332,715 km (0.113 R)
• M7: 5,730,496 km (0.066 R)
• M8: 8,706,596 km (0.102 R)
• M9: 9,716,531 km (0.082 R)
• M10: 15,085,300 km (0.106 R)
• M11: 16,957,068 km (0.094 R)
• M12: 18,347,132 km (0.039 R)
• M13: 23,075,172 km (0.071 R)
• M14: 36,516,242 km (0.099 R)
• M15: 40,015,037 km (0.107 R)
• M16: 43,571,876 km (0.075 R)
• M17: 44,211,257 km (0.115 R)
• M18: 46,498,309 km (0.113 R)
• M19: 50,249,775 km (0.062 R)
• M20: 50,600,582 km (0.105 R)
• M21: 51,662,577 km (0.114 R)
• M22: 61,496,842 km (0.054 R)
• M23: 62,503,486 km (0.112 R)
• M24: 64,756,430 km (0.109 R)
• M25: 65,798,230 km (0.113 R)
• M26: 66,639,718 km (0.099 R)
• M27: 67,063,080 km (0.101 R)
• M28: 67,915,339 km (0.086 R)
• M29: 68,344,086 km (0.061 R)
• M30: 69,207,117 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.8

Radius: 4.2

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 13.65 AU - 19.93 AU

Year: 26488 Days

Day: 22 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,063,670 km

• M1: 391,198 km (0.049 R)
• M2: 825,780 km (0.067 R)
• M3: 1,027,139 km (0.041 R)
• M4: 1,570,030 km (0.094 R)
• M5: 4,024,183 km (0.089 R)
• M6: 4,266,082 km (0.071 R)
• M7: 8,531,417 km (0.097 R)
• M8: 10,155,003 km (0.056 R)
• M9: 13,280,252 km (0.077 R)
• M10: 15,446,429 km (0.111 R)
• M11: 26,841,299 km (0.092 R)
• M12: 28,571,249 km (0.089 R)
• M13: 31,512,193 km (0.097 R)
• M14: 32,038,927 km (0.081 R)
• M15: 35,322,750 km (0.095 R)
• M16: 40,907,239 km (0.099 R)
• M17: 42,294,160 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 19,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit