🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.42 AU - 0.6 AU

Year: 138 Days

Day: 40.4 Hours

Environment

Temp: 157 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.89 AU - 1.15 AU

Year: 390 Days

Day: 25.3 Hours

Environment

Temp: 16 °C

Axial Tilt: 111.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.95 AU - 2.45 AU

Year: 1236 Days

Day: 25.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.7 AU - 4 AU

Year: 2861 Days

Day: 45.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747

Radius: 11.9

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.89 AU - 5.39 AU

Year: 4414 Days

Day: 10.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,291,748 km

• M1: 147,952 km (0.094 R)
• M2: 689,497 km (0.086 R)
• M3: 1,624,483 km (0.059 R)
• M4: 2,038,121 km (0.105 R)
• M5: 2,410,171 km (0.12 R)
• M6: 2,971,911 km (0.109 R)
• M7: 3,414,123 km (0.095 R)
• M8: 3,900,016 km (0.092 R)
• M9: 4,529,375 km (0.044 R)
• M10: 4,907,558 km (0.083 R)
• M11: 5,279,758 km (0.115 R)
• M12: 5,815,019 km (0.049 R)
• M13: 7,027,958 km (0.09 R)
• M14: 7,641,609 km (0.119 R)
• M15: 8,290,864 km (0.109 R)
• M16: 11,080,565 km (0.109 R)
• M17: 11,630,935 km (0.086 R)
• M18: 12,786,429 km (0.107 R)
• M19: 14,498,278 km (0.106 R)
• M20: 16,124,406 km (0.118 R)
• M21: 17,869,166 km (0.046 R)
• M22: 18,308,535 km (0.106 R)
• M23: 19,736,447 km (0.091 R)
• M24: 20,273,803 km (0.087 R)
• M25: 25,716,323 km (0.089 R)
• M26: 26,845,338 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.4

Radius: 12.1

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.11 AU - 6.79 AU

Year: 4819 Days

Day: 9.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,291,748 km

• M1: 154,684 km (0.043 R)
• M2: 573,708 km (0.04 R)
• M3: 1,089,072 km (0.095 R)
• M4: 2,365,890 km (0.088 R)
• M5: 4,251,422 km (0.07 R)
• M6: 5,132,254 km (0.082 R)
• M7: 5,942,775 km (0.112 R)
• M8: 6,435,102 km (0.104 R)
• M9: 7,316,383 km (0.08 R)
• M10: 10,060,307 km (0.087 R)
• M11: 10,563,554 km (0.069 R)
• M12: 11,662,351 km (0.117 R)
• M13: 12,045,022 km (0.077 R)
• M14: 14,278,518 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.1

Radius: 13.4

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 8.25 AU - 8.47 AU

Year: 9155 Days

Day: 5.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,291,748 km

• M1: 166,652 km (0.102 R)
• M2: 978,968 km (0.094 R)
• M3: 1,822,551 km (0.085 R)
• M4: 3,282,476 km (0.069 R)
• M5: 3,861,420 km (0.094 R)
• M6: 4,316,048 km (0.07 R)
• M7: 5,472,440 km (0.091 R)
• M8: 7,121,307 km (0.077 R)
• M9: 8,206,640 km (0.079 R)
• M10: 8,769,876 km (0.113 R)
• M11: 9,318,900 km (0.033 R)
• M12: 9,890,813 km (0.083 R)
• M13: 11,608,346 km (0.075 R)
• M14: 12,079,130 km (0.091 R)
• M15: 15,066,301 km (0.111 R)
• M16: 15,570,446 km (0.077 R)
• M17: 16,909,945 km (0.102 R)
• M18: 18,451,850 km (0.078 R)
• M19: 20,085,459 km (0.085 R)
• M20: 21,530,574 km (0.039 R)
• M21: 22,027,389 km (0.073 R)
• M22: 22,531,833 km (0.074 R)
• M23: 24,550,357 km (0.066 R)
• M24: 25,961,214 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.8

Radius: 4.8

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 11.25 AU - 15.35 AU

Year: 18371 Days

Day: 22.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,291,748 km

• M1: 69,563 km (0.105 R)
• M2: 245,789 km (0.108 R)
• M3: 1,228,498 km (0.088 R)
• M4: 1,967,362 km (0.076 R)
• M5: 2,440,988 km (0.116 R)
• M6: 3,447,483 km (0.091 R)
• M7: 4,290,916 km (0.115 R)
• M8: 5,082,288 km (0.074 R)
• M9: 5,387,319 km (0.093 R)
• M10: 5,607,975 km (0.09 R)
• M11: 7,518,041 km (0.043 R)
• M12: 8,491,474 km (0.103 R)
• M13: 9,776,370 km (0.076 R)
• M14: 12,341,226 km (0.053 R)
• M15: 13,690,000 km (0.085 R)
• M16: 15,828,951 km (0.055 R)
• M17: 16,876,884 km (0.102 R)
• M18: 20,146,495 km (0.096 R)
• M19: 22,573,272 km (0.088 R)
• M20: 23,395,761 km (0.118 R)
• M21: 23,562,712 km (0.104 R)
• M22: 31,413,159 km (0.089 R)
• M23: 33,062,925 km (0.068 R)
• M24: 36,534,343 km (0.041 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 12,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit