🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.44 AU - 0.68 AU

Year: 152 Days

Day: 23.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 112,021,781 km

• M1: 32,014 km (0.119 R)
• M2: 229,034 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.65 AU - 0.75 AU

Year: 213 Days

Day: 34.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.71 AU - 1.07 AU

Year: 305 Days

Day: 13.3 Hours

Environment

Temp: 96 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 112,021,781 km

• M1: 22,140 km (0.093 R)
• M2: 289,472 km (0.067 R)

Asteroid Belt

Center: 3.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.4

Radius: 9

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.43 AU - 6.81 AU

Year: 4842 Days

Day: 8.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 112,021,781 km

• M1: 112,348 km (0.077 R)
• M2: 547,977 km (0.113 R)
• M3: 1,293,872 km (0.11 R)
• M4: 2,376,362 km (0.117 R)
• M5: 2,889,333 km (0.072 R)
• M6: 3,515,999 km (0.113 R)
• M7: 4,497,510 km (0.058 R)
• M8: 6,438,842 km (0.08 R)
• M9: 7,647,443 km (0.095 R)
• M10: 8,343,223 km (0.088 R)
• M11: 10,245,360 km (0.04 R)
• M12: 10,818,768 km (0.12 R)
• M13: 14,941,087 km (0.06 R)
• M14: 17,411,247 km (0.047 R)
• M15: 19,600,762 km (0.065 R)
• M16: 21,252,622 km (0.117 R)
• M17: 23,672,816 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.7

Radius: 8.1

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.97 AU - 6.49 AU

Year: 5651 Days

Day: 11.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 112,021,781 km

• M1: 120,576 km (0.097 R)
• M2: 392,694 km (0.1 R)
• M3: 1,656,198 km (0.073 R)
• M4: 2,436,800 km (0.114 R)
• M5: 3,548,013 km (0.096 R)
• M6: 4,038,694 km (0.11 R)
• M7: 4,702,011 km (0.075 R)
• M8: 6,150,268 km (0.081 R)
• M9: 10,643,889 km (0.119 R)
• M10: 16,278,492 km (0.095 R)
• M11: 20,274,551 km (0.088 R)
• M12: 21,474,774 km (0.088 R)
• M13: 24,563,222 km (0.115 R)
• M14: 25,198,565 km (0.075 R)
• M15: 26,254,277 km (0.089 R)
• M16: 26,751,390 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.5

Radius: 13.9

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.93 AU - 9.08 AU

Year: 7465 Days

Day: 11.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 112,021,781 km

• M1: 172,935 km (0.11 R)
• M2: 635,641 km (0.059 R)
• M3: 1,668,914 km (0.105 R)
• M4: 3,875,034 km (0.085 R)
• M5: 4,963,957 km (0.073 R)
• M6: 6,149,220 km (0.106 R)
• M7: 7,003,424 km (0.053 R)
• M8: 8,091,898 km (0.026 R)
• M9: 8,739,208 km (0.106 R)
• M10: 10,603,946 km (0.081 R)
• M11: 11,630,038 km (0.101 R)
• M12: 12,721,205 km (0.063 R)
• M13: 15,349,190 km (0.095 R)
• M14: 15,902,852 km (0.119 R)
• M15: 17,115,642 km (0.084 R)
• M16: 17,711,191 km (0.098 R)
• M17: 25,463,502 km (0.08 R)
• M18: 26,327,580 km (0.119 R)
• M19: 27,480,082 km (0.104 R)
• M20: 29,130,894 km (0.077 R)
• M21: 31,928,374 km (0.039 R)
• M22: 33,649,049 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.8

Radius: 15

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 9.24 AU - 14.46 AU

Year: 14825 Days

Day: 8.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 112,021,781 km

• M1: 187,297 km (0.109 R)
• M2: 660,624 km (0.097 R)
• M3: 1,982,321 km (0.071 R)
• M4: 2,992,406 km (0.111 R)
• M5: 3,524,675 km (0.077 R)
• M6: 4,235,864 km (0.093 R)
• M7: 5,275,270 km (0.091 R)
• M8: 5,765,203 km (0.087 R)
• M9: 6,323,951 km (0.05 R)
• M10: 9,176,782 km (0.12 R)
• M11: 10,205,268 km (0.115 R)
• M12: 11,026,111 km (0.079 R)
• M13: 11,597,575 km (0.07 R)
• M14: 12,188,636 km (0.048 R)
• M15: 13,239,860 km (0.068 R)
• M16: 13,951,647 km (0.075 R)
• M17: 15,951,322 km (0.05 R)
• M18: 17,437,726 km (0.086 R)
• M19: 18,214,588 km (0.098 R)
• M20: 20,258,394 km (0.083 R)
• M21: 25,681,317 km (0.106 R)
• M22: 29,645,212 km (0.116 R)
• M23: 35,090,574 km (0.104 R)
• M24: 35,830,635 km (0.067 R)
• M25: 46,866,470 km (0.027 R)
• M26: 48,521,022 km (0.11 R)
• M27: 49,132,129 km (0.119 R)
• M28: 50,214,021 km (0.069 R)
• M29: 55,363,330 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.4

Radius: 11.4

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 12.02 AU - 12.48 AU

Year: 15582 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 112,021,781 km

• M1: 177,273 km (0.062 R)
• M2: 654,491 km (0.062 R)
• M3: 3,615,332 km (0.106 R)
• M4: 4,584,876 km (0.047 R)
• M5: 6,644,240 km (0.052 R)
• M6: 7,252,355 km (0.097 R)
• M7: 7,975,661 km (0.098 R)
• M8: 11,061,267 km (0.1 R)
• M9: 12,814,853 km (0.091 R)
• M10: 14,866,288 km (0.085 R)
• M11: 16,671,187 km (0.113 R)
• M12: 17,392,548 km (0.084 R)
• M13: 18,134,703 km (0.098 R)
• M14: 18,617,904 km (0.077 R)
• M15: 21,315,901 km (0.107 R)
• M16: 24,515,052 km (0.068 R)
• M17: 29,229,180 km (0.089 R)
• M18: 30,471,441 km (0.113 R)
• M19: 31,351,974 km (0.094 R)
• M20: 31,848,339 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.7

Radius: 3.2

Gravity: 81.42 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 17.99 AU - 21.91 AU

Year: 32385 Days

Day: 24.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 112,021,781 km

• M1: 39,793 km (0.097 R)
• M2: 285,882 km (0.101 R)
• M3: 1,456,335 km (0.033 R)
• M4: 3,248,368 km (0.058 R)
• M5: 3,440,901 km (0.109 R)
• M6: 6,785,161 km (0.088 R)
• M7: 7,701,298 km (0.057 R)
• M8: 9,907,717 km (0.04 R)
• M9: 10,380,746 km (0.101 R)
• M10: 10,727,813 km (0.036 R)
• M11: 14,547,495 km (0.109 R)
• M12: 28,848,154 km (0.108 R)
• M13: 34,174,287 km (0.032 R)
• M14: 36,190,866 km (0.12 R)
• M15: 41,489,473 km (0.06 R)
• M16: 42,361,479 km (0.081 R)
• M17: 46,343,625 km (0.069 R)
• M18: 47,093,410 km (0.069 R)
• M19: 59,993,533 km (0.09 R)
• M20: 65,939,001 km (0.116 R)
• M21: 75,833,255 km (0.055 R)
• M22: 76,352,360 km (0.041 R)
• M23: 77,397,750 km (0.073 R)
• M24: 80,861,090 km (0.101 R)
• M25: 112,021,728 km (0.078 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 20,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit