🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.44 AU - 0.66 AU

Year: 259 Days

Day: 37 Hours

Environment

Temp: -116 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.52 AU - 0.82 AU

Year: 349 Days

Day: 46 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.8

Radius: 9.8

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.69 AU - 1.15 AU

Year: 561 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,636,291 km

• M1: 122,072 km (0.068 R)
• M2: 428,000 km (0.073 R)
• M3: 801,246 km (0.071 R)
• M4: 1,250,788 km (0.113 R)
• M5: 1,653,206 km (0.117 R)
• M6: 2,122,644 km (0.096 R)
• M7: 2,476,593 km (0.091 R)
• M8: 2,790,449 km (0.084 R)
• M9: 3,130,934 km (0.114 R)
• M10: 3,673,675 km (0.092 R)
• M11: 4,040,489 km (0.065 R)
• M12: 4,385,162 km (0.075 R)
• M13: 5,048,629 km (0.12 R)
• M14: 5,852,418 km (0.054 R)
• M15: 6,677,301 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.6

Radius: 8.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.67 AU - 1.79 AU

Year: 1447 Days

Day: 7.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,636,291 km

• M1: 109,506 km (0.113 R)
• M2: 702,811 km (0.074 R)
• M3: 1,762,113 km (0.065 R)
• M4: 2,147,178 km (0.113 R)
• M5: 3,395,872 km (0.11 R)
• M6: 6,225,216 km (0.045 R)
• M7: 6,697,048 km (0.106 R)
• M8: 7,032,297 km (0.099 R)
• M9: 7,760,988 km (0.056 R)
• M10: 8,257,054 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.5

Radius: 13.4

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.92 AU - 2.12 AU

Year: 1825 Days

Day: 5.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,636,291 km

• M1: 167,400 km (0.063 R)
• M2: 632,949 km (0.119 R)
• M3: 1,093,411 km (0.093 R)
• M4: 1,735,036 km (0.089 R)
• M5: 2,217,340 km (0.099 R)
• M6: 2,803,913 km (0.087 R)
• M7: 3,595,286 km (0.072 R)
• M8: 4,025,679 km (0.063 R)
• M9: 4,715,624 km (0.09 R)
• M10: 5,622,935 km (0.097 R)
• M11: 8,889,704 km (0.03 R)
• M12: 9,380,235 km (0.092 R)
• M13: 10,814,280 km (0.053 R)
• M14: 11,298,080 km (0.113 R)
• M15: 12,510,720 km (0.096 R)
• M16: 13,422,819 km (0.105 R)
• M17: 14,557,219 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.9

Radius: 8.9

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.99 AU - 5.35 AU

Year: 7474 Days

Day: 7.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,636,291 km

• M1: 110,852 km (0.099 R)
• M2: 482,004 km (0.055 R)
• M3: 929,003 km (0.1 R)
• M4: 1,627,176 km (0.083 R)
• M5: 2,228,559 km (0.043 R)
• M6: 2,540,321 km (0.079 R)
• M7: 4,370,502 km (0.075 R)
• M8: 4,862,529 km (0.096 R)
• M9: 5,148,710 km (0.068 R)
• M10: 5,986,757 km (0.1 R)
• M11: 6,346,390 km (0.056 R)
• M12: 7,010,605 km (0.063 R)
• M13: 8,778,104 km (0.082 R)
• M14: 9,602,538 km (0.083 R)
• M15: 10,180,135 km (0.119 R)
• M16: 10,736,938 km (0.108 R)
• M17: 15,275,289 km (0.059 R)
• M18: 15,553,391 km (0.1 R)
• M19: 18,776,029 km (0.032 R)
• M20: 19,159,598 km (0.116 R)
• M21: 20,408,590 km (0.119 R)
• M22: 22,995,437 km (0.119 R)
• M23: 23,361,054 km (0.085 R)
• M24: 27,070,483 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.3

Radius: 4.9

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.18 AU - 6.98 AU

Year: 10732 Days

Day: 23.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,636,291 km

• M1: 61,634 km (0.105 R)
• M2: 625,170 km (0.027 R)
• M3: 1,431,951 km (0.104 R)
• M4: 2,220,780 km (0.119 R)
• M5: 2,397,156 km (0.097 R)
• M6: 3,310,601 km (0.059 R)
• M7: 4,035,851 km (0.071 R)
• M8: 5,502,808 km (0.117 R)
• M9: 5,994,237 km (0.081 R)
• M10: 8,811,165 km (0.09 R)
• M11: 9,854,610 km (0.041 R)
• M12: 13,245,096 km (0.095 R)
• M13: 16,862,672 km (0.086 R)
• M14: 20,931,734 km (0.106 R)
• M15: 24,727,930 km (0.114 R)
• M16: 26,604,037 km (0.075 R)
• M17: 28,477,002 km (0.116 R)
• M18: 31,244,263 km (0.057 R)
• M19: 36,849,097 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.1

Radius: 4.1

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.71 AU - 11.05 AU

Year: 18266 Days

Day: 20.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,636,291 km

• M1: 51,162 km (0.06 R)
• M2: 246,836 km (0.107 R)
• M3: 410,945 km (0.055 R)
• M4: 584,479 km (0.086 R)
• M5: 723,904 km (0.065 R)
• M6: 961,166 km (0.1 R)
• M7: 1,180,028 km (0.072 R)
• M8: 1,343,838 km (0.119 R)
• M9: 2,008,351 km (0.109 R)
• M10: 2,277,927 km (0.12 R)
• M11: 2,667,928 km (0.047 R)
• M12: 3,848,854 km (0.094 R)
• M13: 4,105,414 km (0.094 R)
• M14: 4,884,520 km (0.108 R)
• M15: 5,856,906 km (0.113 R)
• M16: 11,666,091 km (0.087 R)
• M17: 12,422,308 km (0.078 R)
• M18: 13,095,947 km (0.12 R)
• M19: 14,823,803 km (0.06 R)
• M20: 18,292,229 km (0.088 R)
• M21: 19,758,737 km (0.051 R)
• M22: 29,835,351 km (0.044 R)
• M23: 33,012,959 km (0.078 R)
• M24: 38,483,903 km (0.101 R)
• M25: 39,430,857 km (0.111 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: 373 - 10,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit