🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.9 AU - 1.44 AU

Year: 451 Days

Day: 25.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 48.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.74 AU - 3.56 AU

Year: 1993 Days

Day: 45.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.22 AU - 4.4 AU

Year: 3189 Days

Day: 12.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,774,691 km

• M1: 2,495,143 km (0.085 R)

Asteroid Belt

Center: 8.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.3

Radius: 14.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 10.34 AU - 13.68 AU

Year: 14836 Days

Day: 12.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,774,691 km

• M1: 185,352 km (0.108 R)
• M2: 685,308 km (0.118 R)
• M3: 1,396,496 km (0.056 R)
• M4: 3,633,283 km (0.09 R)
• M5: 4,636,188 km (0.098 R)
• M6: 5,119,538 km (0.036 R)
• M7: 6,303,605 km (0.1 R)
• M8: 6,940,144 km (0.093 R)
• M9: 7,532,103 km (0.081 R)
• M10: 8,111,945 km (0.074 R)
• M11: 8,769,577 km (0.059 R)
• M12: 9,462,514 km (0.112 R)
• M13: 10,461,379 km (0.099 R)
• M14: 11,014,742 km (0.109 R)
• M15: 12,000,292 km (0.115 R)
• M16: 16,688,989 km (0.087 R)
• M17: 19,854,929 km (0.099 R)
• M18: 21,668,055 km (0.12 R)
• M19: 23,778,282 km (0.072 R)
• M20: 27,874,272 km (0.095 R)
• M21: 28,617,923 km (0.095 R)
• M22: 30,144,569 km (0.113 R)
• M23: 30,815,366 km (0.078 R)
• M24: 34,440,571 km (0.11 R)
• M25: 37,821,932 km (0.119 R)
• M26: 40,872,083 km (0.074 R)
• M27: 44,947,279 km (0.099 R)
• M28: 47,307,933 km (0.095 R)
• M29: 52,435,849 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811

Radius: 3.3

Gravity: 74.47 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 11 AU - 14.88 AU

Year: 16592 Days

Day: 24.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 71,774,691 km

• M1: 40,990 km (0.083 R)
• M2: 331,958 km (0.11 R)
• M3: 462,257 km (0.106 R)
• M4: 860,936 km (0.059 R)
• M5: 1,393,055 km (0.099 R)
• M6: 1,755,531 km (0.098 R)
• M7: 2,368,433 km (0.111 R)
• M8: 2,547,353 km (0.054 R)
• M9: 3,165,341 km (0.07 R)
• M10: 4,385,312 km (0.111 R)
• M11: 4,620,929 km (0.102 R)
• M12: 6,600,108 km (0.109 R)
• M13: 10,496,086 km (0.114 R)
• M14: 10,735,442 km (0.106 R)
• M15: 11,922,801 km (0.092 R)
• M16: 12,648,650 km (0.047 R)
• M17: 13,264,095 km (0.094 R)
• M18: 13,971,095 km (0.095 R)
• M19: 14,407,173 km (0.061 R)
• M20: 16,242,290 km (0.093 R)
• M21: 17,464,953 km (0.083 R)
• M22: 18,573,174 km (0.055 R)
• M23: 18,747,755 km (0.085 R)
• M24: 19,818,128 km (0.098 R)
• M25: 25,570,016 km (0.104 R)
• M26: 26,441,424 km (0.056 R)
• M27: 26,551,827 km (0.111 R)
• M28: 29,647,456 km (0.103 R)
• M29: 35,326,789 km (0.115 R)
• M30: 35,729,357 km (0.093 R)
• M31: 36,406,886 km (0.081 R)
• M32: 40,214,600 km (0.08 R)
• M33: 45,376,026 km (0.116 R)
• M34: 49,776,148 km (0.066 R)
• M35: 53,918,663 km (0.086 R)
• M36: 55,168,852 km (0.088 R)
• M37: 57,172,117 km (0.109 R)
• M38: 59,791,277 km (0.065 R)
• M39: 60,362,741 km (0.116 R)
• M40: 62,294,049 km (0.085 R)
• M41: 62,881,221 km (0.092 R)
• M42: 67,919,677 km (0.074 R)
• M43: 70,008,064 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.5

Radius: 6.5

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 14.05 AU - 14.45 AU

Year: 19174 Days

Day: 17.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,774,691 km

• M1: 81,232 km (0.093 R)
• M2: 460,163 km (0.106 R)
• M3: 1,230,891 km (0.101 R)
• M4: 2,783,268 km (0.102 R)
• M5: 4,019,246 km (0.087 R)
• M6: 5,386,720 km (0.09 R)
• M7: 6,581,708 km (0.077 R)
• M8: 7,241,285 km (0.04 R)
• M9: 13,450,345 km (0.027 R)
• M10: 15,171,019 km (0.086 R)
• M11: 19,702,339 km (0.108 R)
• M12: 20,037,588 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243

Radius: 6.1

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 18.81 AU - 20.25 AU

Year: 30764 Days

Day: 16.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,774,691 km

• M1: 89,908 km (0.106 R)
• M2: 591,360 km (0.071 R)
• M3: 1,042,398 km (0.114 R)
• M4: 2,381,449 km (0.113 R)
• M5: 2,582,807 km (0.103 R)
• M6: 2,819,920 km (0.065 R)
• M7: 3,365,653 km (0.063 R)
• M8: 4,104,068 km (0.089 R)
• M9: 5,425,915 km (0.082 R)
• M10: 6,141,890 km (0.078 R)
• M11: 6,874,321 km (0.03 R)
• M12: 7,100,364 km (0.099 R)
• M13: 8,104,764 km (0.034 R)
• M14: 8,306,272 km (0.064 R)
• M15: 8,931,142 km (0.116 R)
• M16: 9,364,677 km (0.113 R)
• M17: 10,510,298 km (0.06 R)
• M18: 10,993,648 km (0.097 R)
• M19: 13,635,547 km (0.113 R)
• M20: 17,329,567 km (0.06 R)
• M21: 21,640,230 km (0.098 R)
• M22: 21,931,197 km (0.079 R)
• M23: 29,722,853 km (0.06 R)
• M24: 33,969,936 km (0.119 R)
• M25: 40,629,435 km (0.12 R)
• M26: 46,319,690 km (0.082 R)
• M27: 51,477,974 km (0.096 R)
• M28: 61,742,931 km (0.102 R)
• M29: 63,708,796 km (0.113 R)
• M30: 67,764,993 km (0.072 R)
• M31: 70,067,603 km (0.116 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 19,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit