🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.58 AU - 0.76 AU

Year: 245 Days

Day: 45.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,466,972 km

• M1: 328,517 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.77 AU - 0.89 AU

Year: 337 Days

Day: 30.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.19 AU - 1.21 AU

Year: 587 Days

Day: 40.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,466,972 km

• M1: 246,238 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.33 AU - 1.43 AU

Year: 723 Days

Day: 26.6 Hours

Environment

Temp: -89 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,466,972 km

• M1: 53,556 km (0.064 R)

Asteroid Belt

Center: 2.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.9

Radius: 8.8

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.55 AU - 2.73 AU

Year: 1914 Days

Day: 5.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,466,972 km

• M1: 112,797 km (0.102 R)
• M2: 436,676 km (0.115 R)
• M3: 723,455 km (0.043 R)
• M4: 1,189,453 km (0.102 R)
• M5: 1,682,228 km (0.109 R)
• M6: 1,981,723 km (0.091 R)
• M7: 2,486,915 km (0.118 R)
• M8: 2,995,697 km (0.111 R)
• M9: 3,367,598 km (0.079 R)
• M10: 4,039,741 km (0.095 R)
• M11: 4,890,504 km (0.118 R)
• M12: 5,731,244 km (0.028 R)
• M13: 6,306,448 km (0.108 R)
• M14: 7,597,029 km (0.085 R)
• M15: 8,133,487 km (0.071 R)
• M16: 8,860,083 km (0.053 R)
• M17: 9,224,953 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.1

Radius: 9.3

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.49 AU - 9.29 AU

Year: 10844 Days

Day: 7 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,466,972 km

• M1: 118,033 km (0.088 R)
• M2: 444,156 km (0.092 R)
• M3: 807,529 km (0.109 R)
• M4: 1,293,124 km (0.106 R)
• M5: 1,734,438 km (0.071 R)
• M6: 2,106,637 km (0.087 R)
• M7: 3,634,929 km (0.101 R)
• M8: 4,161,962 km (0.081 R)
• M9: 4,932,242 km (0.049 R)
• M10: 6,242,719 km (0.12 R)
• M11: 7,551,551 km (0.105 R)
• M12: 11,037,480 km (0.113 R)
• M13: 11,436,308 km (0.063 R)
• M14: 12,445,196 km (0.074 R)
• M15: 13,319,596 km (0.107 R)
• M16: 14,639,049 km (0.104 R)
• M17: 15,613,081 km (0.064 R)
• M18: 19,037,227 km (0.097 R)
• M19: 21,579,642 km (0.082 R)
• M20: 22,840,154 km (0.109 R)
• M21: 24,340,022 km (0.112 R)
• M22: 25,212,028 km (0.06 R)
• M23: 30,999,222 km (0.12 R)
• M24: 32,952,821 km (0.093 R)
• M25: 33,661,466 km (0.102 R)
• M26: 34,987,052 km (0.098 R)
• M27: 35,972,753 km (0.087 R)
• M28: 36,472,559 km (0.086 R)
• M29: 38,128,757 km (0.112 R)
• M30: 53,385,197 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.4

Radius: 8.5

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.63 AU - 9.21 AU

Year: 10902 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 84 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,466,972 km

• M1: 105,766 km (0.074 R)
• M2: 426,653 km (0.083 R)
• M3: 1,075,609 km (0.109 R)
• M4: 1,858,305 km (0.063 R)
• M5: 2,450,264 km (0.11 R)
• M6: 2,910,875 km (0.098 R)
• M7: 3,185,986 km (0.044 R)
• M8: 3,631,189 km (0.038 R)
• M9: 3,923,354 km (0.091 R)
• M10: 4,615,992 km (0.101 R)
• M11: 6,585,597 km (0.077 R)
• M12: 7,144,046 km (0.11 R)
• M13: 8,085,167 km (0.042 R)
• M14: 9,058,450 km (0.063 R)
• M15: 9,749,293 km (0.079 R)
• M16: 10,159,640 km (0.119 R)
• M17: 11,460,094 km (0.104 R)
• M18: 12,091,846 km (0.074 R)
• M19: 12,565,623 km (0.11 R)
• M20: 12,929,146 km (0.052 R)
• M21: 13,804,592 km (0.087 R)
• M22: 14,387,874 km (0.095 R)
• M23: 14,920,144 km (0.105 R)
• M24: 15,953,267 km (0.051 R)
• M25: 19,099,459 km (0.105 R)
• M26: 21,844,580 km (0.11 R)
• M27: 22,994,689 km (0.047 R)
• M28: 23,356,566 km (0.062 R)
• M29: 24,091,690 km (0.118 R)
• M30: 25,318,991 km (0.107 R)
• M31: 26,192,792 km (0.109 R)
• M32: 29,463,001 km (0.102 R)
• M33: 39,580,006 km (0.077 R)
• M34: 42,360,881 km (0.101 R)
• M35: 48,753,048 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.2

Radius: 12.9

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.65 AU - 9.35 AU

Year: 12048 Days

Day: 12.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,466,972 km

• M1: 188,793 km (0.092 R)
• M2: 1,146,817 km (0.113 R)
• M3: 1,995,486 km (0.12 R)
• M4: 3,253,155 km (0.05 R)
• M5: 4,271,019 km (0.109 R)
• M6: 4,822,437 km (0.119 R)
• M7: 5,811,129 km (0.053 R)
• M8: 6,687,773 km (0.096 R)
• M9: 7,520,135 km (0.067 R)
• M10: 9,391,306 km (0.117 R)
• M11: 11,154,466 km (0.074 R)
• M12: 11,906,495 km (0.066 R)
• M13: 14,232,592 km (0.069 R)
• M14: 16,111,242 km (0.042 R)
• M15: 24,902,211 km (0.112 R)
• M16: 27,204,672 km (0.086 R)
• M17: 30,639,589 km (0.035 R)
• M18: 40,741,783 km (0.119 R)
• M19: 52,539,670 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.7

Radius: 6.3

Gravity: 12.59 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.07 AU - 15.05 AU

Year: 18688 Days

Day: 23.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,466,972 km

• M1: 78,988 km (0.098 R)
• M2: 299,046 km (0.084 R)
• M3: 548,426 km (0.101 R)
• M4: 2,007,603 km (0.094 R)
• M5: 4,017,152 km (0.111 R)
• M6: 5,133,451 km (0.033 R)
• M7: 5,350,069 km (0.061 R)
• M8: 5,763,108 km (0.055 R)
• M9: 7,446,234 km (0.108 R)
• M10: 8,701,360 km (0.083 R)
• M11: 13,852,164 km (0.106 R)
• M12: 14,344,042 km (0.112 R)
• M13: 15,362,654 km (0.085 R)
• M14: 18,877,307 km (0.114 R)
• M15: 20,099,222 km (0.067 R)
• M16: 20,367,750 km (0.104 R)
• M17: 26,148,062 km (0.086 R)
• M18: 29,352,598 km (0.111 R)
• M19: 38,009,827 km (0.086 R)
• M20: 40,947,929 km (0.065 R)
• M21: 44,335,723 km (0.116 R)
• M22: 54,562,682 km (0.118 R)
• M23: 55,964,115 km (0.094 R)
• M24: 58,838,638 km (0.089 R)
• M25: 59,941,473 km (0.088 R)
• M26: 61,058,072 km (0.117 R)
• M27: 62,568,412 km (0.088 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 20,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit