🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.63 AU - 0.77 AU

Year: 247 Days

Day: 28.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 45,031,615 km

• M1: 48,470 km (0.072 R)
• M2: 296,952 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.71 AU - 0.75 AU

Year: 263 Days

Day: 36.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 45,031,615 km

• M1: 70,311 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.73 AU - 1.17 AU

Year: 391 Days

Day: 17.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.3 AU - 1.4 AU

Year: 662 Days

Day: 24.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,031,615 km

• M1: 397,182 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.23 AU - 2.89 AU

Year: 1728 Days

Day: 27.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,031,615 km

• M1: 36,801 km (0.084 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.41 AU - 3.33 AU

Year: 2051 Days

Day: 35.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,031,615 km

• M1: 258,356 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586

Radius: 14.8

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.07 AU - 3.31 AU

Year: 2403 Days

Day: 7.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,031,615 km

• M1: 184,155 km (0.113 R)
• M2: 775,964 km (0.063 R)
• M3: 1,264,850 km (0.107 R)
• M4: 1,791,135 km (0.098 R)
• M5: 2,985,824 km (0.11 R)
• M6: 4,661,170 km (0.067 R)
• M7: 5,680,381 km (0.111 R)
• M8: 7,066,106 km (0.115 R)
• M9: 8,602,626 km (0.046 R)
• M10: 10,134,957 km (0.102 R)
• M11: 10,985,420 km (0.093 R)
• M12: 12,535,703 km (0.075 R)
• M13: 13,083,680 km (0.112 R)
• M14: 14,318,461 km (0.036 R)
• M15: 15,105,196 km (0.108 R)
• M16: 16,215,362 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.4

Radius: 8.5

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.65 AU - 5.25 AU

Year: 4645 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,031,615 km

• M1: 105,766 km (0.116 R)
• M2: 477,965 km (0.083 R)
• M3: 1,632,562 km (0.114 R)
• M4: 1,913,656 km (0.087 R)
• M5: 2,671,668 km (0.105 R)
• M6: 2,941,543 km (0.115 R)
• M7: 3,211,268 km (0.095 R)
• M8: 4,720,710 km (0.103 R)
• M9: 5,350,218 km (0.104 R)
• M10: 5,726,606 km (0.114 R)
• M11: 6,963,033 km (0.108 R)
• M12: 8,087,261 km (0.079 R)
• M13: 8,729,335 km (0.095 R)
• M14: 9,213,733 km (0.094 R)
• M15: 11,775,148 km (0.117 R)
• M16: 13,315,706 km (0.116 R)
• M17: 13,857,849 km (0.08 R)
• M18: 14,312,327 km (0.119 R)
• M19: 15,304,311 km (0.108 R)
• M20: 18,799,366 km (0.03 R)
• M21: 20,698,960 km (0.055 R)
• M22: 21,830,518 km (0.05 R)
• M23: 23,926,983 km (0.048 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.1

Radius: 12.3

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.06 AU - 7.86 AU

Year: 7744 Days

Day: 7.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,031,615 km

• M1: 153,936 km (0.079 R)
• M2: 586,723 km (0.072 R)
• M3: 1,127,669 km (0.078 R)
• M4: 1,736,682 km (0.087 R)
• M5: 2,463,279 km (0.088 R)
• M6: 3,696,264 km (0.112 R)
• M7: 4,753,173 km (0.098 R)
• M8: 5,209,895 km (0.067 R)
• M9: 5,596,157 km (0.105 R)
• M10: 6,282,961 km (0.067 R)
• M11: 6,834,379 km (0.033 R)
• M12: 9,276,714 km (0.101 R)
• M13: 12,307,866 km (0.079 R)
• M14: 17,043,835 km (0.101 R)
• M15: 17,900,133 km (0.118 R)
• M16: 19,086,145 km (0.113 R)
• M17: 23,390,375 km (0.07 R)
• M18: 23,915,164 km (0.044 R)
• M19: 24,717,009 km (0.119 R)
• M20: 25,261,545 km (0.112 R)
• M21: 28,400,557 km (0.088 R)
• M22: 32,869,495 km (0.079 R)
• M23: 33,638,876 km (0.095 R)
• M24: 34,758,616 km (0.104 R)
• M25: 35,557,170 km (0.043 R)
• M26: 37,072,746 km (0.038 R)
• M27: 40,859,666 km (0.107 R)
• M28: 41,366,354 km (0.099 R)
• M29: 43,830,830 km (0.058 R)
• M30: 44,495,194 km (0.048 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 17,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit