🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.73 AU - 0.75 AU

Year: 223 Days

Day: 40.9 Hours

Environment

Temp: 210 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,266,201 km

• M1: 209,437 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.17 AU - 1.69 AU

Year: 598 Days

Day: 37.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.37 AU - 3.55 AU

Year: 2252 Days

Day: 34.2 Hours

Environment

Temp: -103 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,266,201 km

• M1: 104,270 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.9 AU - 5.76 AU

Year: 4305 Days

Day: 35.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,266,201 km

• M1: 1,963,472 km (0.104 R)

Asteroid Belt

Center: 7.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468

Radius: 8.2

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 10.16 AU - 10.72 AU

Year: 11801 Days

Day: 14 Hours

Environment

Temp: -167 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,266,201 km

• M1: 102,026 km (0.095 R)
• M2: 385,514 km (0.077 R)
• M3: 712,535 km (0.102 R)
• M4: 1,384,827 km (0.101 R)
• M5: 2,582,807 km (0.052 R)
• M6: 2,849,839 km (0.041 R)
• M7: 4,446,198 km (0.097 R)
• M8: 4,831,862 km (0.091 R)
• M9: 9,092,110 km (0.097 R)
• M10: 14,441,730 km (0.109 R)
• M11: 16,031,207 km (0.084 R)
• M12: 21,163,012 km (0.106 R)
• M13: 31,509,351 km (0.076 R)
• M14: 33,377,828 km (0.117 R)
• M15: 37,455,268 km (0.074 R)

Asteroid Belt

Center: 10.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.5

Radius: 14.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.88 AU - 13.2 AU

Year: 12833 Days

Day: 6.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,266,201 km

• M1: 181,612 km (0.104 R)
• M2: 727,644 km (0.093 R)
• M3: 2,060,262 km (0.117 R)
• M4: 2,545,557 km (0.113 R)
• M5: 3,230,416 km (0.069 R)
• M6: 3,698,658 km (0.041 R)
• M7: 4,518,604 km (0.101 R)
• M8: 6,011,291 km (0.102 R)
• M9: 9,164,515 km (0.102 R)
• M10: 10,667,824 km (0.094 R)
• M11: 11,538,035 km (0.108 R)
• M12: 19,093,775 km (0.082 R)
• M13: 21,991,934 km (0.052 R)
• M14: 22,548,737 km (0.03 R)
• M15: 27,884,594 km (0.087 R)
• M16: 30,327,528 km (0.119 R)
• M17: 35,382,440 km (0.069 R)
• M18: 36,793,596 km (0.115 R)
• M19: 41,816,644 km (0.108 R)
• M20: 42,672,194 km (0.094 R)
• M21: 55,735,080 km (0.118 R)
• M22: 56,945,327 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544

Radius: 9

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 10.09 AU - 12.23 AU

Year: 13043 Days

Day: 11.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,266,201 km

• M1: 112,647 km (0.07 R)
• M2: 738,714 km (0.084 R)
• M3: 1,323,193 km (0.104 R)
• M4: 1,627,026 km (0.119 R)
• M5: 1,994,888 km (0.088 R)
• M6: 2,457,594 km (0.114 R)
• M7: 4,345,369 km (0.115 R)
• M8: 6,181,683 km (0.081 R)
• M9: 10,375,660 km (0.109 R)
• M10: 16,086,708 km (0.032 R)
• M11: 16,664,904 km (0.113 R)
• M12: 18,248,696 km (0.109 R)
• M13: 19,358,862 km (0.114 R)
• M14: 23,415,358 km (0.104 R)
• M15: 24,535,248 km (0.088 R)
• M16: 30,455,733 km (0.078 R)
• M17: 31,340,604 km (0.098 R)
• M18: 31,902,195 km (0.102 R)
• M19: 39,435,345 km (0.092 R)
• M20: 43,472,393 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.8

Radius: 7.7

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 12.68 AU - 20.6 AU

Year: 23747 Days

Day: 24 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,266,201 km

• M1: 95,892 km (0.094 R)
• M2: 360,830 km (0.094 R)
• M3: 615,595 km (0.077 R)
• M4: 1,034,768 km (0.108 R)
• M5: 4,395,185 km (0.106 R)
• M6: 5,187,755 km (0.11 R)
• M7: 5,809,783 km (0.101 R)
• M8: 9,809,132 km (0.116 R)
• M9: 11,222,234 km (0.12 R)
• M10: 14,052,476 km (0.105 R)
• M11: 15,506,418 km (0.075 R)
• M12: 23,743,725 km (0.103 R)
• M13: 30,129,460 km (0.065 R)
• M14: 35,209,056 km (0.108 R)
• M15: 63,989,741 km (0.109 R)
• M16: 67,497,961 km (0.057 R)
• M17: 81,289,239 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.5

Radius: 8

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 15.09 AU - 19.73 AU

Year: 25414 Days

Day: 23.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,266,201 km

• M1: 124,316 km (0.098 R)
• M2: 562,189 km (0.071 R)
• M3: 820,694 km (0.075 R)
• M4: 1,160,879 km (0.078 R)
• M5: 1,653,655 km (0.115 R)
• M6: 2,060,711 km (0.109 R)
• M7: 5,045,936 km (0.091 R)
• M8: 7,101,261 km (0.046 R)
• M9: 8,359,529 km (0.088 R)
• M10: 10,813,383 km (0.102 R)
• M11: 11,199,345 km (0.107 R)
• M12: 11,766,471 km (0.082 R)
• M13: 13,967,953 km (0.039 R)
• M14: 22,639,693 km (0.108 R)
• M15: 26,608,973 km (0.085 R)
• M16: 28,967,832 km (0.053 R)
• M17: 31,462,676 km (0.115 R)
• M18: 32,363,106 km (0.055 R)
• M19: 36,999,443 km (0.105 R)
• M20: 38,638,288 km (0.087 R)
• M21: 40,062,310 km (0.093 R)
• M22: 40,986,525 km (0.114 R)
• M23: 45,393,230 km (0.12 R)
• M24: 48,450,711 km (0.072 R)
• M25: 49,048,205 km (0.106 R)
• M26: 51,024,243 km (0.04 R)
• M27: 51,332,864 km (0.045 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 18,691 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit