🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.47 AU - 0.65 AU

Year: 155 Days

Day: 16.8 Hours

Environment

Temp: 202 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.53 AU - 0.61 AU

Year: 160 Days

Day: 46.6 Hours

Environment

Temp: 195 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.71 AU - 1.11 AU

Year: 322 Days

Day: 20.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.35 AU - 3.19 AU

Year: 1710 Days

Day: 37.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,001,330 km

• M1: 1,676,543 km (0.04 R)

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.3

Radius: 9.3

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.24 AU - 5.2 AU

Year: 3803 Days

Day: 7.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,001,330 km

• M1: 115,639 km (0.037 R)
• M2: 621,878 km (0.074 R)
• M3: 1,175,839 km (0.108 R)
• M4: 1,939,836 km (0.088 R)
• M5: 2,438,894 km (0.118 R)
• M6: 2,950,369 km (0.046 R)
• M7: 3,818,785 km (0.117 R)
• M8: 4,873,450 km (0.083 R)
• M9: 6,111,522 km (0.111 R)
• M10: 7,991,219 km (0.116 R)
• M11: 9,234,527 km (0.081 R)
• M12: 9,942,723 km (0.062 R)
• M13: 13,141,874 km (0.09 R)
• M14: 13,535,167 km (0.116 R)
• M15: 15,620,262 km (0.069 R)
• M16: 15,950,574 km (0.091 R)
• M17: 23,290,144 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402

Radius: 10.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.11 AU - 7.97 AU

Year: 6203 Days

Day: 14.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,001,330 km

• M1: 136,732 km (0.114 R)
• M2: 486,642 km (0.092 R)
• M3: 1,186,760 km (0.071 R)
• M4: 1,727,257 km (0.054 R)
• M5: 2,693,360 km (0.11 R)
• M6: 3,054,340 km (0.091 R)
• M7: 4,218,361 km (0.051 R)
• M8: 5,019,906 km (0.105 R)
• M9: 7,678,260 km (0.071 R)
• M10: 8,372,694 km (0.069 R)
• M11: 9,309,027 km (0.098 R)
• M12: 9,886,624 km (0.094 R)
• M13: 11,296,883 km (0.062 R)
• M14: 11,716,655 km (0.111 R)
• M15: 16,987,137 km (0.041 R)
• M16: 17,850,317 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.2

Radius: 12.4

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 10.02 AU - 12.86 AU

Year: 14350 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,001,330 km

• M1: 157,975 km (0.06 R)
• M2: 649,853 km (0.084 R)
• M3: 1,695,542 km (0.093 R)
• M4: 3,685,792 km (0.086 R)
• M5: 4,784,439 km (0.106 R)
• M6: 6,699,591 km (0.03 R)
• M7: 7,216,152 km (0.067 R)
• M8: 7,852,243 km (0.101 R)
• M9: 11,610,291 km (0.108 R)
• M10: 12,293,654 km (0.119 R)
• M11: 15,446,429 km (0.089 R)
• M12: 18,263,058 km (0.075 R)
• M13: 26,664,324 km (0.089 R)
• M14: 29,533,911 km (0.074 R)
• M15: 34,976,880 km (0.093 R)
• M16: 40,487,018 km (0.092 R)
• M17: 42,058,245 km (0.097 R)
• M18: 44,415,757 km (0.12 R)
• M19: 49,877,426 km (0.028 R)
• M20: 54,556,997 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.8

Radius: 6.1

Gravity: 19.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.15 AU - 17.69 AU

Year: 20307 Days

Day: 16.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,001,330 km

• M1: 76,145 km (0.091 R)
• M2: 276,307 km (0.095 R)
• M3: 757,115 km (0.119 R)
• M4: 1,048,980 km (0.09 R)
• M5: 1,477,279 km (0.096 R)
• M6: 1,732,044 km (0.12 R)
• M7: 3,303,719 km (0.081 R)
• M8: 4,022,986 km (0.072 R)
• M9: 5,214,234 km (0.046 R)
• M10: 6,446,023 km (0.12 R)
• M11: 7,760,240 km (0.111 R)
• M12: 8,911,096 km (0.11 R)
• M13: 10,111,769 km (0.074 R)
• M14: 12,346,312 km (0.114 R)
• M15: 12,552,009 km (0.093 R)
• M16: 15,917,961 km (0.105 R)
• M17: 18,290,584 km (0.094 R)
• M18: 22,175,042 km (0.091 R)
• M19: 23,303,758 km (0.031 R)
• M20: 24,578,182 km (0.101 R)
• M21: 25,122,569 km (0.057 R)
• M22: 29,161,412 km (0.098 R)
• M23: 30,265,744 km (0.057 R)
• M24: 31,017,323 km (0.11 R)
• M25: 33,346,712 km (0.077 R)
• M26: 37,055,542 km (0.105 R)
• M27: 40,273,692 km (0.085 R)
• M28: 44,311,338 km (0.081 R)
• M29: 47,931,906 km (0.114 R)
• M30: 49,123,902 km (0.103 R)
• M31: 59,186,303 km (0.052 R)
• M32: 61,950,423 km (0.108 R)
• M33: 68,804,100 km (0.078 R)
• M34: 72,301,848 km (0.107 R)
• M35: 75,457,914 km (0.067 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 15,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit