🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.5 AU - 0.74 AU

Year: 183 Days

Day: 12.8 Hours

Environment

Temp: 215 °C

Axial Tilt: 59.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 72,916,935 km

• M1: 29,620 km (0.092 R)
• M2: 58,642 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.8 AU - 1.22 AU

Year: 380 Days

Day: 45.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.74 AU - 2.16 AU

Year: 1020 Days

Day: 45.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,916,935 km

• M1: 804,837 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.12 AU - 2.28 AU

Year: 1223 Days

Day: 15.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.23 AU - 2.91 AU

Year: 1544 Days

Day: 40.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.28 AU - 4.68 AU

Year: 2975 Days

Day: 18.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,916,935 km

• M1: 39,344 km (0.033 R)

Asteroid Belt

Center: 6.98 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.3

Radius: 9.9

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.53 AU - 10.41 AU

Year: 11797 Days

Day: 7.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,916,935 km

• M1: 123,269 km (0.117 R)
• M2: 510,278 km (0.041 R)
• M3: 829,969 km (0.109 R)
• M4: 1,289,833 km (0.087 R)
• M5: 2,645,638 km (0.028 R)
• M6: 3,027,861 km (0.078 R)
• M7: 3,848,555 km (0.084 R)
• M8: 4,463,402 km (0.11 R)
• M9: 5,704,915 km (0.051 R)
• M10: 6,038,967 km (0.099 R)
• M11: 7,120,709 km (0.088 R)
• M12: 12,263,734 km (0.108 R)
• M13: 13,462,312 km (0.11 R)
• M14: 14,668,071 km (0.061 R)
• M15: 17,995,876 km (0.053 R)
• M16: 19,457,447 km (0.074 R)
• M17: 26,201,618 km (0.119 R)
• M18: 27,757,586 km (0.111 R)
• M19: 28,182,743 km (0.081 R)
• M20: 28,828,557 km (0.105 R)
• M21: 38,277,607 km (0.068 R)
• M22: 43,766,203 km (0.117 R)
• M23: 46,249,678 km (0.115 R)
• M24: 48,671,667 km (0.069 R)
• M25: 49,445,537 km (0.103 R)
• M26: 50,385,012 km (0.112 R)
• M27: 51,495,925 km (0.089 R)
• M28: 52,785,609 km (0.077 R)
• M29: 53,766,821 km (0.085 R)
• M30: 55,429,302 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.9

Radius: 3.1

Gravity: 70.33 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 13.02 AU - 16.4 AU

Year: 21142 Days

Day: 15.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,916,935 km

• M1: 38,746 km (0.049 R)
• M2: 184,753 km (0.116 R)
• M3: 603,328 km (0.119 R)
• M4: 808,576 km (0.109 R)
• M5: 945,459 km (0.062 R)
• M6: 1,419,534 km (0.066 R)
• M7: 4,349,708 km (0.074 R)
• M8: 5,142,726 km (0.054 R)
• M9: 5,533,176 km (0.085 R)
• M10: 6,198,588 km (0.062 R)
• M11: 6,823,009 km (0.059 R)
• M12: 7,439,502 km (0.06 R)
• M13: 12,757,108 km (0.114 R)
• M14: 13,253,474 km (0.114 R)
• M15: 13,542,946 km (0.069 R)
• M16: 13,910,508 km (0.057 R)
• M17: 15,768,064 km (0.1 R)
• M18: 19,036,778 km (0.085 R)
• M19: 22,936,196 km (0.09 R)
• M20: 24,309,654 km (0.11 R)
• M21: 26,757,225 km (0.114 R)
• M22: 28,040,475 km (0.053 R)
• M23: 28,517,094 km (0.099 R)
• M24: 31,490,801 km (0.071 R)
• M25: 32,265,269 km (0.08 R)
• M26: 33,450,533 km (0.072 R)
• M27: 34,801,252 km (0.065 R)
• M28: 35,213,544 km (0.092 R)
• M29: 36,047,701 km (0.083 R)
• M30: 37,467,086 km (0.108 R)
• M31: 40,568,100 km (0.107 R)
• M32: 48,974,005 km (0.049 R)
• M33: 52,854,125 km (0.108 R)
• M34: 55,613,906 km (0.115 R)
• M35: 55,801,203 km (0.071 R)
• M36: 56,177,142 km (0.107 R)
• M37: 56,744,268 km (0.097 R)
• M38: 65,923,294 km (0.114 R)
• M39: 71,303,432 km (0.07 R)
• M40: 74,667,888 km (0.119 R)
• M41: 75,582,679 km (0.087 R)

Asteroid Belt

Center: 15.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.4

Radius: 5.1

Gravity: 14.43 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 15.31 AU - 17.89 AU

Year: 25345 Days

Day: 17.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,916,935 km

• M1: 73,602 km (0.087 R)
• M2: 637,586 km (0.088 R)
• M3: 882,328 km (0.077 R)
• M4: 1,450,202 km (0.042 R)
• M5: 2,050,239 km (0.107 R)
• M6: 2,318,917 km (0.03 R)
• M7: 2,777,883 km (0.112 R)
• M8: 4,092,699 km (0.049 R)
• M9: 4,286,129 km (0.111 R)
• M10: 4,691,240 km (0.083 R)
• M11: 5,011,379 km (0.093 R)
• M12: 5,735,433 km (0.092 R)
• M13: 6,440,188 km (0.094 R)
• M14: 8,221,600 km (0.057 R)
• M15: 9,446,058 km (0.088 R)
• M16: 10,545,453 km (0.039 R)
• M17: 11,471,614 km (0.111 R)
• M18: 11,856,828 km (0.116 R)
• M19: 14,131,464 km (0.102 R)
• M20: 15,026,059 km (0.114 R)
• M21: 17,764,747 km (0.105 R)
• M22: 21,975,030 km (0.111 R)
• M23: 22,669,014 km (0.11 R)
• M24: 25,809,373 km (0.119 R)
• M25: 28,288,359 km (0.118 R)
• M26: 35,036,719 km (0.038 R)
• M27: 38,068,170 km (0.117 R)
• M28: 40,379,607 km (0.105 R)
• M29: 50,562,136 km (0.1 R)
• M30: 51,596,156 km (0.081 R)
• M31: 51,769,839 km (0.043 R)
• M32: 53,350,939 km (0.044 R)
• M33: 57,910,832 km (0.055 R)
• M34: 63,517,610 km (0.092 R)
• M35: 64,117,498 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 11,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit