🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.86 AU - 1.4 AU

Year: 445 Days

Day: 29.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 48.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 74,426,260 km

• M1: 31,715 km (0.074 R)
• M2: 131,796 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.29 AU - 2.05 AU

Year: 800 Days

Day: 17.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.63 AU - 3.27 AU

Year: 1879 Days

Day: 16.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.31 AU - 4.57 AU

Year: 2900 Days

Day: 40.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.6

Radius: 14.1

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.06 AU - 6.98 AU

Year: 6174 Days

Day: 9.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,426,260 km

• M1: 175,329 km (0.109 R)
• M2: 966,402 km (0.064 R)
• M3: 2,676,306 km (0.112 R)
• M4: 3,164,444 km (0.095 R)
• M5: 3,712,122 km (0.093 R)
• M6: 4,160,167 km (0.073 R)
• M7: 4,838,145 km (0.105 R)
• M8: 6,904,989 km (0.102 R)
• M9: 7,418,858 km (0.115 R)
• M10: 8,008,572 km (0.094 R)
• M11: 9,507,094 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.5

Radius: 12.6

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.34 AU - 10.1 AU

Year: 8740 Days

Day: 5.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,426,260 km

• M1: 156,779 km (0.069 R)
• M2: 818,450 km (0.114 R)
• M3: 1,257,520 km (0.084 R)
• M4: 1,936,993 km (0.09 R)
• M5: 2,427,973 km (0.07 R)
• M6: 3,274,997 km (0.104 R)
• M7: 3,978,555 km (0.105 R)
• M8: 4,630,054 km (0.055 R)
• M9: 5,932,004 km (0.116 R)
• M10: 7,589,848 km (0.088 R)
• M11: 8,147,100 km (0.081 R)
• M12: 8,685,652 km (0.061 R)
• M13: 9,934,196 km (0.103 R)
• M14: 10,445,073 km (0.073 R)
• M15: 11,856,080 km (0.111 R)
• M16: 12,905,060 km (0.056 R)
• M17: 13,452,140 km (0.074 R)
• M18: 15,120,306 km (0.049 R)
• M19: 15,660,204 km (0.119 R)
• M20: 17,357,841 km (0.053 R)
• M21: 19,569,047 km (0.057 R)
• M22: 20,291,904 km (0.11 R)
• M23: 23,007,255 km (0.09 R)
• M24: 24,085,108 km (0.073 R)
• M25: 24,915,525 km (0.103 R)
• M26: 36,182,190 km (0.103 R)
• M27: 39,135,102 km (0.079 R)
• M28: 40,670,126 km (0.106 R)
• M29: 43,317,260 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.6

Radius: 5.2

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 10.47 AU - 14.43 AU

Year: 16291 Days

Day: 19.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,426,260 km

• M1: 64,626 km (0.047 R)
• M2: 256,261 km (0.071 R)
• M3: 455,675 km (0.078 R)
• M4: 849,267 km (0.03 R)
• M5: 1,337,555 km (0.081 R)
• M6: 1,545,196 km (0.058 R)
• M7: 2,168,720 km (0.101 R)
• M8: 2,656,409 km (0.111 R)
• M9: 3,799,337 km (0.05 R)
• M10: 4,244,092 km (0.073 R)
• M11: 4,918,479 km (0.11 R)
• M12: 7,331,193 km (0.112 R)
• M13: 9,259,959 km (0.072 R)
• M14: 13,573,314 km (0.055 R)
• M15: 14,026,596 km (0.1 R)
• M16: 15,386,440 km (0.119 R)
• M17: 15,569,997 km (0.087 R)
• M18: 17,889,063 km (0.082 R)
• M19: 19,060,115 km (0.068 R)
• M20: 19,772,351 km (0.103 R)
• M21: 21,098,835 km (0.102 R)
• M22: 23,601,757 km (0.031 R)
• M23: 27,356,514 km (0.048 R)
• M24: 28,170,775 km (0.119 R)
• M25: 30,613,409 km (0.111 R)
• M26: 31,985,371 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.3

Radius: 6.1

Gravity: 21.94 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 15 AU - 15.24 AU

Year: 21804 Days

Day: 19.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,426,260 km

• M1: 85,869 km (0.091 R)
• M2: 325,525 km (0.072 R)
• M3: 689,646 km (0.106 R)
• M4: 960,418 km (0.087 R)
• M5: 1,611,319 km (0.102 R)
• M6: 1,812,977 km (0.108 R)
• M7: 2,427,375 km (0.115 R)
• M8: 3,143,949 km (0.077 R)
• M9: 4,506,337 km (0.065 R)
• M10: 4,723,553 km (0.116 R)
• M11: 7,249,513 km (0.065 R)
• M12: 10,683,682 km (0.11 R)
• M13: 10,876,064 km (0.074 R)
• M14: 11,136,365 km (0.081 R)
• M15: 14,435,297 km (0.077 R)
• M16: 19,549,450 km (0.099 R)
• M17: 20,521,387 km (0.112 R)
• M18: 25,409,647 km (0.113 R)
• M19: 26,215,680 km (0.107 R)
• M20: 36,092,730 km (0.092 R)
• M21: 36,526,714 km (0.039 R)
• M22: 46,804,387 km (0.062 R)
• M23: 47,320,350 km (0.102 R)
• M24: 48,539,124 km (0.111 R)
• M25: 49,244,926 km (0.071 R)
• M26: 50,496,462 km (0.098 R)
• M27: 62,728,781 km (0.082 R)
• M28: 65,691,716 km (0.079 R)
• M29: 69,413,262 km (0.11 R)
• M30: 76,318,999 km (0.077 R)
• M31: 83,416,521 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.6

Radius: 7.2

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 14.54 AU - 16.04 AU

Year: 22173 Days

Day: 20.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 74,426,260 km

• M1: 89,609 km (0.093 R)
• M2: 340,485 km (0.087 R)
• M3: 828,323 km (0.088 R)
• M4: 1,209,798 km (0.095 R)
• M5: 1,792,332 km (0.052 R)
• M6: 2,116,810 km (0.04 R)
• M7: 2,736,743 km (0.094 R)
• M8: 3,978,406 km (0.098 R)
• M9: 4,298,695 km (0.039 R)
• M10: 4,601,631 km (0.101 R)
• M11: 4,991,183 km (0.09 R)
• M12: 6,421,788 km (0.1 R)
• M13: 6,773,492 km (0.118 R)
• M14: 9,105,574 km (0.065 R)
• M15: 9,493,630 km (0.085 R)
• M16: 10,184,174 km (0.028 R)
• M17: 10,907,929 km (0.119 R)
• M18: 11,472,810 km (0.111 R)
• M19: 12,322,825 km (0.116 R)
• M20: 14,221,671 km (0.105 R)
• M21: 17,380,879 km (0.111 R)
• M22: 19,123,245 km (0.097 R)
• M23: 20,788,270 km (0.073 R)
• M24: 23,774,094 km (0.049 R)
• M25: 28,067,403 km (0.11 R)
• M26: 31,075,517 km (0.073 R)
• M27: 38,579,795 km (0.078 R)
• M28: 42,902,276 km (0.11 R)
• M29: 46,389,103 km (0.04 R)
• M30: 46,878,737 km (0.109 R)
• M31: 56,292,482 km (0.108 R)
• M32: 62,227,329 km (0.069 R)
• M33: 63,222,155 km (0.114 R)
• M34: 70,269,112 km (0.066 R)
• M35: 70,699,206 km (0.11 R)
• M36: 71,782,145 km (0.105 R)
• M37: 74,203,536 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 12,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit