🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.47 AU - 0.65 AU

Year: 275 Days

Day: 26.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.2

Radius: 9.8

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.36 AU - 1.76 AU

Year: 1278 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,891,766 km

• M1: 121,922 km (0.12 R)
• M2: 430,842 km (0.083 R)
• M3: 772,523 km (0.057 R)
• M4: 1,079,049 km (0.073 R)
• M5: 1,586,037 km (0.116 R)
• M6: 2,051,735 km (0.059 R)
• M7: 2,646,536 km (0.071 R)
• M8: 2,992,257 km (0.107 R)
• M9: 3,463,041 km (0.096 R)
• M10: 3,843,768 km (0.115 R)
• M11: 4,161,065 km (0.113 R)
• M12: 5,032,173 km (0.111 R)
• M13: 5,434,741 km (0.075 R)
• M14: 6,161,338 km (0.1 R)
• M15: 6,548,348 km (0.115 R)
• M16: 8,553,557 km (0.037 R)
• M17: 9,346,426 km (0.051 R)
• M18: 10,972,705 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.2

Radius: 8.7

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.86 AU - 1.94 AU

Year: 1718 Days

Day: 8.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 124.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 35,891,766 km

• M1: 108,159 km (0.071 R)
• M2: 391,198 km (0.112 R)
• M3: 720,912 km (0.098 R)
• M4: 1,138,739 km (0.086 R)
• M5: 1,421,180 km (0.12 R)
• M6: 1,760,617 km (0.104 R)
• M7: 2,131,919 km (0.118 R)
• M8: 2,420,045 km (0.118 R)
• M9: 3,430,578 km (0.093 R)
• M10: 3,845,413 km (0.114 R)
• M11: 4,347,314 km (0.039 R)
• M12: 6,027,747 km (0.11 R)
• M13: 6,827,497 km (0.076 R)
• M14: 8,268,424 km (0.041 R)
• M15: 8,898,081 km (0.088 R)
• M16: 9,590,121 km (0.042 R)
• M17: 10,060,457 km (0.075 R)
• M18: 10,744,717 km (0.089 R)
• M19: 11,183,638 km (0.109 R)
• M20: 12,061,328 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 14.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.07 AU - 4.89 AU

Year: 5209 Days

Day: 13.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,891,766 km

• M1: 181,612 km (0.118 R)
• M2: 665,112 km (0.081 R)
• M3: 1,838,259 km (0.087 R)
• M4: 2,455,799 km (0.108 R)
• M5: 3,137,367 km (0.038 R)
• M6: 3,816,990 km (0.032 R)
• M7: 5,662,728 km (0.107 R)
• M8: 6,256,632 km (0.116 R)
• M9: 7,274,047 km (0.079 R)
• M10: 9,637,394 km (0.08 R)
• M11: 10,738,285 km (0.091 R)
• M12: 11,967,082 km (0.06 R)
• M13: 12,521,641 km (0.104 R)
• M14: 13,190,194 km (0.049 R)
• M15: 15,340,065 km (0.088 R)
• M16: 16,217,456 km (0.051 R)
• M17: 18,619,101 km (0.067 R)
• M18: 22,618,450 km (0.089 R)
• M19: 23,755,543 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.2

Radius: 11.9

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.14 AU - 5.24 AU

Year: 6663 Days

Day: 13.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,891,766 km

• M1: 148,700 km (0.113 R)
• M2: 1,231,041 km (0.085 R)
• M3: 2,618,112 km (0.038 R)
• M4: 3,519,290 km (0.117 R)
• M5: 4,103,320 km (0.119 R)
• M6: 6,758,383 km (0.115 R)
• M7: 7,328,800 km (0.105 R)
• M8: 8,086,662 km (0.117 R)
• M9: 8,484,892 km (0.061 R)
• M10: 10,119,249 km (0.117 R)
• M11: 12,108,152 km (0.049 R)
• M12: 12,736,613 km (0.11 R)
• M13: 13,497,169 km (0.105 R)
• M14: 15,108,936 km (0.095 R)
• M15: 15,961,345 km (0.051 R)
• M16: 17,562,940 km (0.057 R)
• M17: 17,962,665 km (0.09 R)
• M18: 19,551,993 km (0.065 R)
• M19: 20,711,526 km (0.084 R)
• M20: 21,233,024 km (0.043 R)
• M21: 21,839,793 km (0.101 R)
• M22: 26,242,309 km (0.079 R)
• M23: 26,677,639 km (0.094 R)
• M24: 29,112,494 km (0.092 R)
• M25: 30,240,910 km (0.062 R)
• M26: 33,189,185 km (0.061 R)
• M27: 35,469,506 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.8

Radius: 5.1

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.28 AU - 6.78 AU

Year: 10947 Days

Day: 19.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,891,766 km

• M1: 77,641 km (0.083 R)
• M2: 256,710 km (0.07 R)
• M3: 849,267 km (0.118 R)
• M4: 1,235,080 km (0.096 R)
• M5: 2,170,516 km (0.116 R)
• M6: 2,440,540 km (0.078 R)
• M7: 2,993,453 km (0.102 R)
• M8: 4,651,447 km (0.029 R)
• M9: 8,103,567 km (0.087 R)
• M10: 11,611,488 km (0.076 R)
• M11: 12,249,522 km (0.083 R)
• M12: 13,201,264 km (0.064 R)
• M13: 15,794,244 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.8

Radius: 6.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 10.04 AU - 12.02 AU

Year: 24031 Days

Day: 15.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,891,766 km

• M1: 85,869 km (0.085 R)
• M2: 347,217 km (0.084 R)
• M3: 599,588 km (0.102 R)
• M4: 977,323 km (0.117 R)
• M5: 1,292,376 km (0.074 R)
• M6: 1,581,848 km (0.102 R)
• M7: 2,113,220 km (0.091 R)
• M8: 2,360,206 km (0.11 R)
• M9: 2,893,073 km (0.095 R)
• M10: 3,262,430 km (0.037 R)
• M11: 4,642,620 km (0.112 R)
• M12: 6,892,871 km (0.104 R)
• M13: 7,402,252 km (0.105 R)
• M14: 10,568,192 km (0.053 R)
• M15: 11,544,168 km (0.118 R)
• M16: 23,827,051 km (0.05 R)
• M17: 26,275,520 km (0.119 R)
• M18: 27,157,249 km (0.08 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 13,153 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit