🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.95 AU - 1.49 AU

Year: 471 Days

Day: 19.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.84 AU - 4.94 AU

Year: 3218 Days

Day: 38.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150

Radius: 10.8

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.04 AU - 7.34 AU

Year: 5388 Days

Day: 13.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,144,612 km

• M1: 134,488 km (0.097 R)
• M2: 569,369 km (0.112 R)
• M3: 1,013,226 km (0.095 R)
• M4: 1,453,044 km (0.101 R)
• M5: 2,537,329 km (0.096 R)
• M6: 2,946,330 km (0.117 R)
• M7: 3,542,178 km (0.036 R)
• M8: 4,794,163 km (0.06 R)
• M9: 5,670,208 km (0.115 R)
• M10: 7,373,081 km (0.055 R)
• M11: 8,472,775 km (0.116 R)
• M12: 8,874,146 km (0.07 R)
• M13: 10,043,403 km (0.097 R)
• M14: 10,878,308 km (0.116 R)
• M15: 11,514,099 km (0.078 R)
• M16: 12,048,613 km (0.101 R)
• M17: 13,935,939 km (0.086 R)
• M18: 14,925,828 km (0.103 R)
• M19: 15,315,082 km (0.076 R)
• M20: 16,887,804 km (0.084 R)
• M21: 17,470,937 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.5

Radius: 9.5

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.01 AU - 10.51 AU

Year: 9858 Days

Day: 6.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,144,612 km

• M1: 118,182 km (0.116 R)
• M2: 522,695 km (0.119 R)
• M3: 925,263 km (0.092 R)
• M4: 1,342,940 km (0.025 R)
• M5: 2,161,390 km (0.089 R)
• M6: 2,545,857 km (0.092 R)
• M7: 3,161,302 km (0.09 R)
• M8: 4,907,708 km (0.105 R)
• M9: 7,137,015 km (0.12 R)
• M10: 7,862,565 km (0.067 R)
• M11: 8,311,807 km (0.037 R)
• M12: 10,177,293 km (0.103 R)
• M13: 13,098,191 km (0.119 R)
• M14: 16,755,410 km (0.072 R)
• M15: 23,437,199 km (0.086 R)
• M16: 26,106,923 km (0.115 R)
• M17: 26,704,417 km (0.057 R)
• M18: 27,006,455 km (0.107 R)
• M19: 28,761,836 km (0.072 R)
• M20: 31,479,431 km (0.108 R)
• M21: 31,816,625 km (0.044 R)
• M22: 38,562,741 km (0.102 R)
• M23: 39,859,904 km (0.102 R)
• M24: 40,519,331 km (0.092 R)
• M25: 41,860,027 km (0.099 R)
• M26: 49,160,254 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 8.6

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 10.01 AU - 14.31 AU

Year: 14835 Days

Day: 9.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,144,612 km

• M1: 117,434 km (0.103 R)
• M2: 386,262 km (0.084 R)
• M3: 654,191 km (0.113 R)
• M4: 1,319,154 km (0.101 R)
• M5: 1,872,666 km (0.082 R)
• M6: 2,633,671 km (0.116 R)
• M7: 4,603,276 km (0.112 R)
• M8: 5,696,089 km (0.041 R)
• M9: 8,296,399 km (0.032 R)
• M10: 8,657,678 km (0.113 R)
• M11: 13,111,505 km (0.093 R)
• M12: 15,416,509 km (0.07 R)
• M13: 21,905,167 km (0.109 R)
• M14: 23,390,824 km (0.066 R)
• M15: 23,931,022 km (0.063 R)
• M16: 28,250,062 km (0.084 R)
• M17: 31,619,604 km (0.107 R)
• M18: 37,162,056 km (0.076 R)
• M19: 38,517,712 km (0.092 R)
• M20: 39,651,065 km (0.086 R)
• M21: 42,248,982 km (0.09 R)
• M22: 43,997,183 km (0.108 R)
• M23: 45,933,278 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.7

Radius: 7.8

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 14.67 AU - 24.13 AU

Year: 29894 Days

Day: 24.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,144,612 km

• M1: 100,081 km (0.114 R)
• M2: 351,555 km (0.076 R)
• M3: 830,567 km (0.1 R)
• M4: 1,144,573 km (0.028 R)
• M5: 1,537,567 km (0.092 R)
• M6: 2,506,512 km (0.088 R)
• M7: 3,805,171 km (0.113 R)
• M8: 4,993,727 km (0.057 R)
• M9: 5,692,349 km (0.116 R)
• M10: 6,538,325 km (0.109 R)
• M11: 8,082,025 km (0.106 R)
• M12: 11,745,976 km (0.078 R)
• M13: 13,867,124 km (0.056 R)
• M14: 15,018,130 km (0.066 R)
• M15: 18,340,549 km (0.095 R)
• M16: 20,809,064 km (0.081 R)
• M17: 26,287,039 km (0.078 R)
• M18: 34,296,808 km (0.118 R)
• M19: 53,506,970 km (0.118 R)
• M20: 53,853,438 km (0.104 R)
• M21: 55,608,072 km (0.105 R)
• M22: 62,049,756 km (0.065 R)
• M23: 62,816,146 km (0.101 R)
• M24: 65,350,633 km (0.111 R)
• M25: 67,144,611 km (0.097 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 20,405 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit