🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.61 AU - 2.85 AU

Year: 1727 Days

Day: 15.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,472,650 km

• M1: 44,281 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.62 AU - 3.72 AU

Year: 2161 Days

Day: 23.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447

Radius: 13.8

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.45 AU - 6.25 AU

Year: 5418 Days

Day: 8.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,472,650 km

• M1: 171,888 km (0.102 R)
• M2: 671,096 km (0.086 R)
• M3: 1,328,878 km (0.098 R)
• M4: 2,009,249 km (0.106 R)
• M5: 2,510,551 km (0.088 R)
• M6: 3,481,741 km (0.09 R)
• M7: 4,495,266 km (0.107 R)
• M8: 7,004,771 km (0.105 R)
• M9: 8,319,586 km (0.112 R)
• M10: 9,999,122 km (0.058 R)
• M11: 13,101,931 km (0.094 R)
• M12: 14,602,398 km (0.083 R)
• M13: 17,758,614 km (0.115 R)
• M14: 18,377,799 km (0.062 R)
• M15: 19,139,851 km (0.085 R)
• M16: 20,121,811 km (0.038 R)
• M17: 21,413,738 km (0.077 R)
• M18: 23,937,155 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.4

Radius: 12.2

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.51 AU - 7.93 AU

Year: 7428 Days

Day: 7.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,472,650 km

• M1: 151,692 km (0.12 R)
• M2: 569,369 km (0.12 R)
• M3: 982,708 km (0.052 R)
• M4: 1,433,596 km (0.079 R)
• M5: 1,862,194 km (0.089 R)
• M6: 2,276,580 km (0.08 R)
• M7: 3,339,024 km (0.098 R)
• M8: 4,544,634 km (0.113 R)
• M9: 5,517,618 km (0.096 R)
• M10: 6,218,035 km (0.095 R)
• M11: 8,189,885 km (0.106 R)
• M12: 9,145,217 km (0.067 R)
• M13: 10,219,779 km (0.077 R)
• M14: 11,376,768 km (0.078 R)
• M15: 13,217,869 km (0.086 R)
• M16: 15,007,808 km (0.116 R)
• M17: 16,372,589 km (0.089 R)
• M18: 18,712,001 km (0.116 R)
• M19: 21,266,085 km (0.05 R)
• M20: 22,114,754 km (0.108 R)
• M21: 27,235,788 km (0.092 R)
• M22: 28,144,595 km (0.101 R)
• M23: 30,215,030 km (0.051 R)
• M24: 31,882,897 km (0.048 R)
• M25: 32,994,409 km (0.104 R)
• M26: 34,446,256 km (0.025 R)
• M27: 35,401,738 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.7

Radius: 14.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.73 AU - 8.77 AU

Year: 7474 Days

Day: 8 Hours

Environment

Temp: -177 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,472,650 km

• M1: 184,155 km (0.057 R)
• M2: 672,891 km (0.06 R)
• M3: 1,330,224 km (0.095 R)
• M4: 1,936,993 km (0.081 R)
• M5: 3,417,713 km (0.109 R)
• M6: 5,126,719 km (0.056 R)
• M7: 10,889,079 km (0.063 R)
• M8: 11,479,841 km (0.114 R)
• M9: 17,061,338 km (0.091 R)
• M10: 22,028,735 km (0.063 R)
• M11: 23,044,056 km (0.113 R)

Asteroid Belt

Center: 7.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.4

Radius: 11.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 7.74 AU - 8.48 AU

Year: 8843 Days

Day: 8.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 80,472,650 km

• M1: 145,708 km (0.071 R)
• M2: 1,252,284 km (0.051 R)
• M3: 1,884,335 km (0.113 R)
• M4: 6,949,868 km (0.088 R)
• M5: 7,647,892 km (0.099 R)
• M6: 22,123,431 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.6

Radius: 4.1

Gravity: 39.89 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 12.42 AU - 20 AU

Year: 24989 Days

Day: 23.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,472,650 km

• M1: 58,942 km (0.117 R)
• M2: 340,784 km (0.078 R)
• M3: 751,729 km (0.07 R)
• M4: 1,537,866 km (0.083 R)
• M5: 3,344,111 km (0.115 R)
• M6: 3,616,678 km (0.065 R)
• M7: 7,015,243 km (0.111 R)
• M8: 7,461,792 km (0.119 R)
• M9: 8,801,292 km (0.075 R)
• M10: 10,804,108 km (0.079 R)
• M11: 11,331,889 km (0.029 R)
• M12: 26,277,764 km (0.117 R)
• M13: 35,401,887 km (0.059 R)
• M14: 40,824,062 km (0.105 R)
• M15: 41,458,656 km (0.065 R)
• M16: 51,045,935 km (0.091 R)
• M17: 51,967,458 km (0.115 R)
• M18: 60,150,910 km (0.107 R)
• M19: 62,009,514 km (0.1 R)
• M20: 62,637,376 km (0.117 R)
• M21: 64,332,620 km (0.103 R)
• M22: 68,258,367 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.7

Radius: 6.5

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 16.84 AU - 18.68 AU

Year: 28657 Days

Day: 21.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,472,650 km

• M1: 83,476 km (0.11 R)
• M2: 380,278 km (0.108 R)
• M3: 641,027 km (0.118 R)
• M4: 1,526,646 km (0.058 R)
• M5: 1,961,527 km (0.093 R)
• M6: 2,251,448 km (0.082 R)
• M7: 2,665,984 km (0.04 R)
• M8: 3,410,831 km (0.09 R)
• M9: 3,926,196 km (0.109 R)
• M10: 6,652,617 km (0.114 R)
• M11: 9,366,173 km (0.097 R)
• M12: 11,449,922 km (0.117 R)
• M13: 12,810,066 km (0.081 R)
• M14: 15,929,032 km (0.076 R)
• M15: 16,341,024 km (0.084 R)
• M16: 17,014,963 km (0.113 R)
• M17: 20,665,001 km (0.082 R)
• M18: 21,056,499 km (0.088 R)
• M19: 23,193,205 km (0.057 R)
• M20: 25,470,234 km (0.111 R)
• M21: 35,931,015 km (0.104 R)
• M22: 39,717,187 km (0.054 R)
• M23: 42,962,713 km (0.076 R)
• M24: 44,894,620 km (0.111 R)
• M25: 45,551,205 km (0.115 R)
• M26: 50,151,789 km (0.09 R)
• M27: 63,295,308 km (0.111 R)
• M28: 63,913,745 km (0.086 R)
• M29: 64,120,789 km (0.119 R)
• M30: 72,323,539 km (0.099 R)
• M31: 72,999,423 km (0.052 R)
• M32: 79,034,201 km (0.076 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 16,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit