🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.49 AU - 0.51 AU

Year: 228 Days

Day: 29.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,839,484 km

• M1: 23,936 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.54 AU - 0.8 AU

Year: 354 Days

Day: 14.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,839,484 km

• M1: 29,471 km (0.1 R)
• M2: 62,382 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.6

Radius: 9.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.92 AU - 1.04 AU

Year: 626 Days

Day: 10 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,839,484 km

• M1: 116,836 km (0.049 R)
• M2: 442,361 km (0.09 R)
• M3: 888,611 km (0.106 R)
• M4: 1,270,236 km (0.094 R)
• M5: 1,741,469 km (0.068 R)
• M6: 2,065,049 km (0.043 R)
• M7: 2,567,997 km (0.069 R)
• M8: 3,593,640 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.7

Radius: 12.4

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.99 AU - 1.31 AU

Year: 796 Days

Day: 9 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,839,484 km

• M1: 154,385 km (0.029 R)
• M2: 761,752 km (0.028 R)
• M3: 1,326,933 km (0.034 R)
• M4: 1,738,028 km (0.09 R)
• M5: 2,287,202 km (0.118 R)
• M6: 2,731,807 km (0.075 R)
• M7: 3,480,095 km (0.041 R)
• M8: 4,312,009 km (0.08 R)
• M9: 5,813,074 km (0.083 R)
• M10: 6,519,625 km (0.089 R)
• M11: 7,329,398 km (0.114 R)
• M12: 8,029,666 km (0.095 R)
• M13: 8,694,778 km (0.117 R)
• M14: 9,122,179 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.4

Radius: 9

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.48 AU - 1.86 AU

Year: 1393 Days

Day: 5.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,839,484 km

• M1: 112,198 km (0.091 R)
• M2: 511,774 km (0.083 R)
• M3: 802,742 km (0.061 R)
• M4: 1,139,637 km (0.077 R)
• M5: 1,563,597 km (0.116 R)
• M6: 2,071,332 km (0.116 R)
• M7: 2,919,851 km (0.095 R)
• M8: 3,457,057 km (0.109 R)
• M9: 4,073,849 km (0.106 R)
• M10: 4,400,870 km (0.083 R)
• M11: 4,795,958 km (0.073 R)
• M12: 5,791,532 km (0.099 R)
• M13: 6,810,742 km (0.045 R)
• M14: 7,662,104 km (0.091 R)
• M15: 8,113,590 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.6

Radius: 9

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.94 AU - 2.26 AU

Year: 1965 Days

Day: 9.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,839,484 km

• M1: 111,899 km (0.055 R)
• M2: 563,685 km (0.039 R)
• M3: 984,504 km (0.073 R)
• M4: 1,470,547 km (0.109 R)
• M5: 2,110,377 km (0.042 R)
• M6: 2,632,623 km (0.032 R)
• M7: 4,024,183 km (0.12 R)
• M8: 6,652,019 km (0.08 R)
• M9: 7,091,986 km (0.115 R)
• M10: 8,499,104 km (0.096 R)
• M11: 13,054,509 km (0.088 R)
• M12: 14,077,908 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.7

Radius: 3.6

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.46 AU - 7.64 AU

Year: 10824 Days

Day: 18.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,839,484 km

• M1: 45,328 km (0.058 R)
• M2: 205,697 km (0.059 R)
• M3: 1,150,707 km (0.107 R)
• M4: 3,177,010 km (0.098 R)
• M5: 4,744,796 km (0.1 R)
• M6: 4,985,199 km (0.071 R)
• M7: 7,675,268 km (0.058 R)
• M8: 9,877,499 km (0.102 R)
• M9: 10,820,264 km (0.032 R)
• M10: 15,099,362 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213

Radius: 7.8

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.06 AU - 7.42 AU

Year: 12578 Days

Day: 22.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,839,484 km

• M1: 97,538 km (0.112 R)
• M2: 364,121 km (0.105 R)
• M3: 1,046,437 km (0.111 R)
• M4: 1,441,076 km (0.075 R)
• M5: 2,250,850 km (0.064 R)
• M6: 2,548,998 km (0.086 R)
• M7: 3,118,816 km (0.109 R)
• M8: 4,015,506 km (0.073 R)
• M9: 4,510,226 km (0.098 R)
• M10: 6,654,412 km (0.063 R)
• M11: 7,385,048 km (0.094 R)
• M12: 7,848,503 km (0.092 R)
• M13: 8,413,534 km (0.107 R)
• M14: 9,311,420 km (0.092 R)
• M15: 14,779,522 km (0.09 R)
• M16: 18,284,749 km (0.093 R)
• M17: 19,493,650 km (0.064 R)
• M18: 23,852,932 km (0.099 R)
• M19: 27,428,321 km (0.054 R)
• M20: 28,444,988 km (0.106 R)
• M21: 33,489,129 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 19,698 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit