🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.49 AU - 0.73 AU

Year: 303 Days

Day: 40.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.4

Radius: 13.6

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.7 AU - 1.04 AU

Year: 516 Days

Day: 6.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,456,998 km

• M1: 169,195 km (0.079 R)
• M2: 611,706 km (0.107 R)
• M3: 1,064,090 km (0.094 R)
• M4: 1,698,534 km (0.096 R)
• M5: 2,231,103 km (0.117 R)
• M6: 2,668,676 km (0.061 R)
• M7: 4,265,933 km (0.103 R)

Asteroid Belt

Center: 1.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.5

Radius: 8.6

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.84 AU - 3 AU

Year: 2394 Days

Day: 5.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,456,998 km

• M1: 108,758 km (0.119 R)
• M2: 416,181 km (0.057 R)
• M3: 1,119,890 km (0.099 R)
• M4: 2,000,722 km (0.083 R)
• M5: 2,553,187 km (0.116 R)
• M6: 3,016,192 km (0.097 R)
• M7: 4,034,954 km (0.094 R)
• M8: 5,134,049 km (0.119 R)
• M9: 5,777,021 km (0.116 R)
• M10: 7,504,428 km (0.048 R)
• M11: 10,029,191 km (0.106 R)
• M12: 10,703,129 km (0.074 R)
• M13: 13,238,065 km (0.09 R)
• M14: 15,815,936 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.7

Radius: 11.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2 AU - 2.94 AU

Year: 2468 Days

Day: 5 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,456,998 km

• M1: 150,346 km (0.094 R)
• M2: 586,723 km (0.084 R)
• M3: 1,455,886 km (0.108 R)
• M4: 3,634,480 km (0.108 R)
• M5: 4,305,128 km (0.054 R)
• M6: 5,056,558 km (0.097 R)
• M7: 5,916,147 km (0.089 R)
• M8: 6,549,694 km (0.117 R)
• M9: 6,920,846 km (0.056 R)
• M10: 9,863,885 km (0.045 R)
• M11: 12,100,972 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.3

Radius: 9.9

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.29 AU - 4.41 AU

Year: 5769 Days

Day: 10.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,456,998 km

• M1: 123,119 km (0.094 R)
• M2: 634,295 km (0.054 R)
• M3: 1,444,966 km (0.087 R)
• M4: 2,023,162 km (0.113 R)
• M5: 3,490,118 km (0.091 R)
• M6: 3,862,318 km (0.104 R)
• M7: 5,086,328 km (0.085 R)
• M8: 6,169,416 km (0.102 R)
• M9: 8,129,298 km (0.1 R)
• M10: 9,271,478 km (0.119 R)
• M11: 9,945,715 km (0.101 R)
• M12: 10,652,416 km (0.108 R)
• M13: 13,181,368 km (0.106 R)
• M14: 18,395,901 km (0.098 R)
• M15: 19,527,908 km (0.08 R)
• M16: 22,077,355 km (0.068 R)
• M17: 22,523,007 km (0.106 R)
• M18: 23,817,926 km (0.109 R)
• M19: 25,975,426 km (0.099 R)
• M20: 26,722,817 km (0.066 R)
• M21: 27,484,420 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 12.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.3 AU - 5.48 AU

Year: 6875 Days

Day: 13.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,456,998 km

• M1: 164,408 km (0.084 R)
• M2: 780,003 km (0.115 R)
• M3: 1,471,893 km (0.076 R)
• M4: 1,933,403 km (0.12 R)
• M5: 2,656,858 km (0.069 R)
• M6: 4,782,943 km (0.064 R)
• M7: 5,716,135 km (0.116 R)
• M8: 6,108,679 km (0.115 R)
• M9: 7,282,125 km (0.116 R)
• M10: 8,185,247 km (0.102 R)
• M11: 8,899,577 km (0.116 R)
• M12: 10,166,522 km (0.058 R)
• M13: 11,243,626 km (0.072 R)
• M14: 11,967,830 km (0.04 R)
• M15: 12,722,850 km (0.025 R)
• M16: 13,973,040 km (0.069 R)
• M17: 18,006,198 km (0.092 R)
• M18: 18,925,776 km (0.075 R)
• M19: 20,705,243 km (0.04 R)
• M20: 21,400,574 km (0.056 R)
• M21: 21,793,567 km (0.098 R)
• M22: 22,191,348 km (0.031 R)
• M23: 23,001,421 km (0.074 R)
• M24: 26,711,298 km (0.091 R)
• M25: 28,565,713 km (0.113 R)
• M26: 32,322,864 km (0.113 R)
• M27: 35,075,764 km (0.075 R)
• M28: 37,638,076 km (0.12 R)
• M29: 39,140,338 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.4

Radius: 4.8

Gravity: 16.38 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.35 AU - 10.41 AU

Year: 15424 Days

Day: 23.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,456,998 km

• M1: 59,690 km (0.106 R)
• M2: 209,736 km (0.103 R)
• M3: 610,060 km (0.038 R)
• M4: 898,186 km (0.082 R)
• M5: 1,091,017 km (0.111 R)
• M6: 1,546,393 km (0.086 R)
• M7: 1,994,588 km (0.083 R)
• M8: 2,800,771 km (0.045 R)
• M9: 3,288,909 km (0.097 R)
• M10: 4,492,723 km (0.069 R)
• M11: 5,060,746 km (0.11 R)
• M12: 5,465,109 km (0.101 R)
• M13: 9,969,053 km (0.102 R)
• M14: 10,766,409 km (0.115 R)
• M15: 13,989,346 km (0.039 R)
• M16: 15,192,262 km (0.094 R)
• M17: 17,197,921 km (0.104 R)
• M18: 19,698,449 km (0.111 R)
• M19: 20,027,116 km (0.111 R)
• M20: 27,905,837 km (0.084 R)
• M21: 29,911,645 km (0.067 R)
• M22: 32,011,551 km (0.068 R)
• M23: 34,326,129 km (0.086 R)
• M24: 34,921,678 km (0.047 R)
• M25: 36,011,050 km (0.064 R)
• M26: 38,384,869 km (0.064 R)
• M27: 48,326,395 km (0.107 R)
• M28: 49,224,731 km (0.083 R)
• M29: 52,456,942 km (0.06 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 19,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit