🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.49 AU - 0.57 AU

Year: 164 Days

Day: 16.1 Hours

Environment

Temp: 91 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.58 AU - 0.8 AU

Year: 243 Days

Day: 43.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.73 AU - 0.91 AU

Year: 315 Days

Day: 42.4 Hours

Environment

Temp: -19 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,745,317 km

• M1: 42,935 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.16 AU - 1.74 AU

Year: 741 Days

Day: 33.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,745,317 km

• M1: 381,475 km (0.09 R)
• M2: 1,325,587 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.7 AU - 2.78 AU

Year: 1423 Days

Day: 32.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,745,317 km

• M1: 159,023 km (0.052 R)

Asteroid Belt

Center: 3.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.4

Radius: 10.9

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.27 AU - 5.11 AU

Year: 3642 Days

Day: 13.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,745,317 km

• M1: 135,536 km (0.074 R)
• M2: 474,674 km (0.095 R)
• M3: 849,118 km (0.09 R)
• M4: 1,236,127 km (0.053 R)
• M5: 1,805,646 km (0.1 R)
• M6: 2,848,643 km (0.073 R)
• M7: 3,197,355 km (0.057 R)
• M8: 3,721,247 km (0.053 R)
• M9: 4,094,195 km (0.12 R)
• M10: 4,763,196 km (0.095 R)
• M11: 6,629,579 km (0.046 R)
• M12: 8,901,672 km (0.105 R)
• M13: 9,492,134 km (0.108 R)
• M14: 9,941,526 km (0.117 R)
• M15: 10,707,468 km (0.103 R)
• M16: 13,142,023 km (0.086 R)
• M17: 14,328,484 km (0.074 R)
• M18: 15,361,308 km (0.076 R)
• M19: 18,004,702 km (0.073 R)
• M20: 18,757,778 km (0.095 R)
• M21: 20,259,890 km (0.11 R)
• M22: 21,074,750 km (0.107 R)
• M23: 23,060,961 km (0.083 R)
• M24: 24,783,430 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.4

Radius: 9

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.07 AU - 7.83 AU

Year: 7779 Days

Day: 9.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,745,317 km

• M1: 111,899 km (0.036 R)
• M2: 408,253 km (0.078 R)
• M3: 761,603 km (0.07 R)
• M4: 1,093,560 km (0.115 R)
• M5: 1,375,403 km (0.086 R)
• M6: 1,732,343 km (0.082 R)
• M7: 2,566,950 km (0.038 R)
• M8: 2,960,542 km (0.096 R)
• M9: 3,561,925 km (0.117 R)
• M10: 4,076,392 km (0.088 R)
• M11: 4,639,628 km (0.1 R)
• M12: 7,965,339 km (0.091 R)
• M13: 12,021,834 km (0.076 R)
• M14: 13,757,170 km (0.106 R)
• M15: 18,099,996 km (0.047 R)
• M16: 19,079,712 km (0.12 R)
• M17: 19,684,387 km (0.085 R)
• M18: 20,163,399 km (0.063 R)
• M19: 21,719,666 km (0.092 R)
• M20: 22,304,893 km (0.072 R)
• M21: 24,593,740 km (0.087 R)
• M22: 25,470,833 km (0.115 R)
• M23: 25,794,862 km (0.115 R)
• M24: 27,711,958 km (0.093 R)
• M25: 28,574,540 km (0.09 R)
• M26: 29,454,624 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.5

Radius: 6.7

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 8.21 AU - 13.68 AU

Year: 15364 Days

Day: 19.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 87.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,745,317 km

• M1: 83,326 km (0.075 R)
• M2: 497,114 km (0.118 R)
• M3: 715,377 km (0.07 R)
• M4: 1,345,483 km (0.106 R)
• M5: 1,554,023 km (0.087 R)
• M6: 2,369,331 km (0.086 R)
• M7: 2,902,498 km (0.113 R)
• M8: 3,536,942 km (0.102 R)
• M9: 4,342,976 km (0.1 R)
• M10: 5,108,618 km (0.036 R)
• M11: 5,858,103 km (0.086 R)
• M12: 7,292,747 km (0.118 R)
• M13: 8,947,299 km (0.116 R)
• M14: 10,229,951 km (0.101 R)
• M15: 19,419,898 km (0.1 R)
• M16: 26,472,241 km (0.084 R)
• M17: 28,297,036 km (0.119 R)
• M18: 33,059,185 km (0.059 R)
• M19: 33,717,266 km (0.046 R)
• M20: 35,743,718 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.7

Radius: 4.5

Gravity: 25.86 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.11 AU - 14.79 AU

Year: 17540 Days

Day: 23.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,745,317 km

• M1: 67,169 km (0.07 R)
• M2: 262,395 km (0.107 R)
• M3: 485,894 km (0.099 R)
• M4: 925,412 km (0.072 R)
• M5: 1,530,386 km (0.088 R)
• M6: 2,104,094 km (0.098 R)
• M7: 2,537,180 km (0.04 R)
• M8: 2,833,683 km (0.045 R)
• M9: 3,229,968 km (0.077 R)
• M10: 4,071,306 km (0.098 R)
• M11: 4,876,442 km (0.074 R)
• M12: 5,821,003 km (0.118 R)
• M13: 9,591,617 km (0.113 R)
• M14: 10,196,591 km (0.1 R)
• M15: 10,768,354 km (0.097 R)
• M16: 12,037,991 km (0.103 R)
• M17: 13,203,059 km (0.117 R)
• M18: 16,440,656 km (0.079 R)
• M19: 17,305,631 km (0.092 R)
• M20: 20,259,142 km (0.07 R)
• M21: 21,807,929 km (0.105 R)
• M22: 28,235,401 km (0.085 R)
• M23: 29,473,473 km (0.054 R)
• M24: 31,816,326 km (0.104 R)
• M25: 36,868,994 km (0.109 R)
• M26: 37,268,121 km (0.097 R)
• M27: 39,723,919 km (0.106 R)
• M28: 42,285,484 km (0.061 R)
• M29: 48,845,949 km (0.088 R)
• M30: 52,450,509 km (0.101 R)
• M31: 60,183,523 km (0.056 R)
• M32: 63,363,973 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 14,846 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit