🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.84 AU - 0.96 AU

Year: 313 Days

Day: 17.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,625,946 km

• M1: 86,468 km (0.027 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.14 AU - 1.28 AU

Year: 489 Days

Day: 21.5 Hours

Environment

Temp: -0 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,625,946 km

• M1: 188,493 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.98 AU - 1.44 AU

Year: 489 Days

Day: 43.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 66,625,946 km

• M1: 116,836 km (0.102 R)
• M2: 251,923 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.34 AU - 1.46 AU

Year: 608 Days

Day: 26.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.73 AU - 1.99 AU

Year: 931 Days

Day: 45.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.6

Radius: 13.2

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.32 AU - 6.82 AU

Year: 6182 Days

Day: 8.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,625,946 km

• M1: 363,373 km (0.092 R)
• M2: 956,230 km (0.11 R)
• M3: 1,722,769 km (0.032 R)
• M4: 2,426,178 km (0.118 R)
• M5: 4,077,140 km (0.116 R)
• M6: 5,204,809 km (0.032 R)
• M7: 6,590,385 km (0.105 R)
• M8: 9,762,159 km (0.114 R)
• M9: 11,723,686 km (0.066 R)
• M10: 12,962,805 km (0.049 R)
• M11: 18,379,744 km (0.056 R)
• M12: 19,109,931 km (0.06 R)
• M13: 24,264,176 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.8

Radius: 10

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 7.5 AU - 9.24 AU

Year: 8889 Days

Day: 9.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,625,946 km

• M1: 124,465 km (0.066 R)
• M2: 461,958 km (0.081 R)
• M3: 1,069,475 km (0.084 R)
• M4: 1,677,740 km (0.085 R)
• M5: 2,002,966 km (0.091 R)
• M6: 2,867,492 km (0.084 R)
• M7: 4,846,223 km (0.109 R)
• M8: 7,275,543 km (0.09 R)
• M9: 7,895,177 km (0.11 R)
• M10: 10,268,248 km (0.106 R)
• M11: 14,439,486 km (0.078 R)
• M12: 15,821,770 km (0.089 R)
• M13: 16,650,243 km (0.086 R)
• M14: 17,003,892 km (0.057 R)
• M15: 17,434,734 km (0.101 R)
• M16: 19,857,472 km (0.109 R)
• M17: 21,900,081 km (0.104 R)
• M18: 27,859,911 km (0.086 R)
• M19: 30,308,828 km (0.067 R)
• M20: 36,693,515 km (0.111 R)
• M21: 44,460,487 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 335.8

Radius: 7.3

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.46 AU - 14.9 AU

Year: 19601 Days

Day: 20.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,625,946 km

• M1: 91,105 km (0.06 R)
• M2: 386,262 km (0.042 R)
• M3: 867,668 km (0.103 R)
• M4: 1,141,581 km (0.098 R)
• M5: 1,735,036 km (0.106 R)
• M6: 2,214,796 km (0.057 R)
• M7: 3,845,114 km (0.051 R)
• M8: 6,792,043 km (0.04 R)
• M9: 7,259,386 km (0.053 R)
• M10: 7,612,587 km (0.116 R)
• M11: 9,449,499 km (0.112 R)
• M12: 9,764,253 km (0.037 R)
• M13: 11,802,674 km (0.071 R)
• M14: 14,382,489 km (0.094 R)
• M15: 17,629,511 km (0.051 R)
• M16: 21,604,476 km (0.051 R)
• M17: 24,628,746 km (0.074 R)
• M18: 29,900,725 km (0.114 R)
• M19: 34,376,992 km (0.065 R)
• M20: 37,032,803 km (0.066 R)
• M21: 41,198,506 km (0.065 R)
• M22: 42,891,505 km (0.102 R)
• M23: 43,465,961 km (0.047 R)
• M24: 46,265,086 km (0.085 R)
• M25: 59,195,429 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.8

Radius: 6.6

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 16.52 AU - 18.34 AU

Year: 26713 Days

Day: 21.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,625,946 km

• M1: 82,129 km (0.062 R)
• M2: 680,970 km (0.038 R)
• M3: 956,678 km (0.112 R)
• M4: 1,542,803 km (0.095 R)
• M5: 2,201,781 km (0.081 R)
• M6: 3,535,446 km (0.058 R)
• M7: 4,372,895 km (0.082 R)
• M8: 5,409,758 km (0.11 R)
• M9: 6,475,045 km (0.072 R)
• M10: 6,859,362 km (0.084 R)
• M11: 7,958,906 km (0.098 R)
• M12: 8,909,152 km (0.059 R)
• M13: 12,276,300 km (0.097 R)
• M14: 20,729,927 km (0.103 R)
• M15: 22,614,411 km (0.081 R)
• M16: 27,266,456 km (0.072 R)
• M17: 30,461,567 km (0.096 R)
• M18: 30,818,059 km (0.084 R)
• M19: 31,297,670 km (0.053 R)
• M20: 37,311,803 km (0.1 R)
• M21: 42,407,705 km (0.095 R)
• M22: 53,434,564 km (0.085 R)
• M23: 55,000,256 km (0.073 R)
• M24: 66,426,541 km (0.062 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 20,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit