🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.62 AU - 0.96 AU

Year: 313 Days

Day: 40.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.14 AU - 1.68 AU

Year: 747 Days

Day: 14.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.92 AU - 2.7 AU

Year: 1567 Days

Day: 21 Hours

Environment

Temp: -129 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,744,997 km

• M1: 104,120 km (0.072 R)

Asteroid Belt

Center: 2.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.7

Radius: 13.2

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.99 AU - 3.57 AU

Year: 2651 Days

Day: 10.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,744,997 km

• M1: 164,857 km (0.095 R)
• M2: 651,948 km (0.052 R)
• M3: 1,237,623 km (0.065 R)
• M4: 1,746,854 km (0.111 R)
• M5: 2,267,006 km (0.093 R)
• M6: 2,684,683 km (0.07 R)
• M7: 3,186,435 km (0.116 R)
• M8: 3,660,959 km (0.055 R)
• M9: 4,221,951 km (0.063 R)
• M10: 5,308,032 km (0.068 R)
• M11: 6,079,508 km (0.099 R)
• M12: 6,625,690 km (0.066 R)
• M13: 7,261,331 km (0.092 R)
• M14: 8,816,401 km (0.104 R)
• M15: 9,415,241 km (0.047 R)
• M16: 10,956,099 km (0.065 R)
• M17: 12,534,955 km (0.074 R)
• M18: 13,992,338 km (0.101 R)
• M19: 14,487,207 km (0.083 R)
• M20: 15,416,958 km (0.08 R)
• M21: 17,037,701 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467

Radius: 8.2

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.12 AU - 4.92 AU

Year: 3597 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,744,997 km

• M1: 102,026 km (0.047 R)
• M2: 391,797 km (0.046 R)
• M3: 746,942 km (0.113 R)
• M4: 1,400,685 km (0.09 R)
• M5: 2,334,774 km (0.103 R)
• M6: 2,615,420 km (0.074 R)
• M7: 2,935,260 km (0.099 R)
• M8: 3,209,772 km (0.095 R)
• M9: 4,266,382 km (0.081 R)
• M10: 4,874,347 km (0.09 R)
• M11: 5,236,374 km (0.066 R)
• M12: 5,668,263 km (0.078 R)
• M13: 6,318,266 km (0.118 R)
• M14: 6,926,830 km (0.035 R)
• M15: 7,260,882 km (0.077 R)
• M16: 8,917,379 km (0.111 R)
• M17: 9,276,564 km (0.115 R)
• M18: 10,771,047 km (0.071 R)
• M19: 12,068,359 km (0.106 R)
• M20: 13,188,099 km (0.083 R)
• M21: 13,560,598 km (0.115 R)
• M22: 14,572,029 km (0.109 R)
• M23: 16,961,855 km (0.1 R)
• M24: 18,021,158 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.8

Radius: 12.3

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.26 AU - 4.64 AU

Year: 4189 Days

Day: 10.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,744,997 km

• M1: 153,188 km (0.052 R)
• M2: 705,354 km (0.029 R)
• M3: 1,439,281 km (0.116 R)
• M4: 1,899,893 km (0.054 R)
• M5: 3,007,366 km (0.1 R)
• M6: 3,694,170 km (0.069 R)
• M7: 4,096,289 km (0.111 R)
• M8: 4,941,816 km (0.098 R)
• M9: 5,431,749 km (0.045 R)
• M10: 5,873,661 km (0.111 R)
• M11: 6,395,907 km (0.091 R)
• M12: 7,470,768 km (0.118 R)
• M13: 9,014,917 km (0.081 R)
• M14: 11,930,879 km (0.083 R)
• M15: 12,680,664 km (0.11 R)
• M16: 13,182,265 km (0.046 R)
• M17: 17,128,657 km (0.116 R)
• M18: 19,013,141 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.4

Radius: 8.5

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.52 AU - 5.4 AU

Year: 4203 Days

Day: 8.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,744,997 km

• M1: 181,163 km (0.096 R)
• M2: 546,331 km (0.067 R)
• M3: 3,712,570 km (0.106 R)
• M4: 6,126,332 km (0.12 R)
• M5: 6,645,437 km (0.102 R)
• M6: 7,346,303 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.8

Radius: 9.7

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 9.04 AU - 9.14 AU

Year: 12229 Days

Day: 5.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,744,997 km

• M1: 120,576 km (0.077 R)
• M2: 429,795 km (0.087 R)
• M3: 778,956 km (0.079 R)
• M4: 1,164,171 km (0.101 R)
• M5: 1,485,507 km (0.092 R)
• M6: 2,875,121 km (0.062 R)
• M7: 4,418,822 km (0.086 R)
• M8: 5,561,899 km (0.1 R)
• M9: 6,183,478 km (0.118 R)
• M10: 7,478,697 km (0.056 R)
• M11: 8,753,121 km (0.082 R)
• M12: 10,219,928 km (0.099 R)
• M13: 10,928,124 km (0.109 R)
• M14: 11,726,977 km (0.108 R)
• M15: 13,440,770 km (0.068 R)
• M16: 13,828,678 km (0.067 R)
• M17: 14,424,675 km (0.106 R)
• M18: 14,763,066 km (0.108 R)
• M19: 16,683,005 km (0.105 R)
• M20: 19,005,362 km (0.083 R)
• M21: 20,668,292 km (0.112 R)
• M22: 23,996,695 km (0.089 R)
• M23: 26,640,090 km (0.104 R)
• M24: 31,128,475 km (0.108 R)
• M25: 31,808,247 km (0.061 R)
• M26: 35,112,266 km (0.114 R)
• M27: 40,352,978 km (0.109 R)
• M28: 42,393,643 km (0.056 R)
• M29: 46,975,377 km (0.082 R)
• M30: 48,775,488 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.6

Radius: 7.9

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.05 AU - 13.23 AU

Year: 15487 Days

Day: 22.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,744,997 km

• M1: 100,979 km (0.051 R)
• M2: 527,482 km (0.073 R)
• M3: 877,541 km (0.099 R)
• M4: 1,353,262 km (0.118 R)
• M5: 3,256,147 km (0.113 R)
• M6: 5,019,457 km (0.084 R)
• M7: 6,409,670 km (0.058 R)
• M8: 7,554,692 km (0.068 R)
• M9: 8,085,017 km (0.115 R)
• M10: 8,405,605 km (0.045 R)
• M11: 10,033,230 km (0.073 R)
• M12: 11,285,065 km (0.119 R)
• M13: 13,769,586 km (0.076 R)
• M14: 14,360,049 km (0.099 R)
• M15: 15,035,932 km (0.077 R)
• M16: 15,732,759 km (0.1 R)
• M17: 16,966,493 km (0.108 R)
• M18: 18,896,156 km (0.029 R)
• M19: 20,626,554 km (0.109 R)
• M20: 21,226,143 km (0.114 R)
• M21: 22,102,637 km (0.1 R)
• M22: 23,186,174 km (0.11 R)
• M23: 26,148,511 km (0.114 R)
• M24: 26,749,595 km (0.118 R)
• M25: 27,875,618 km (0.083 R)
• M26: 38,301,244 km (0.07 R)
• M27: 39,076,460 km (0.071 R)
• M28: 39,337,209 km (0.072 R)
• M29: 48,007,752 km (0.098 R)
• M30: 48,908,929 km (0.025 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 10,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit