🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.49 AU - 0.63 AU

Year: 157 Days

Day: 24.4 Hours

Environment

Temp: 166 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.92 AU - 1.32 AU

Year: 444 Days

Day: 13.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.97 AU - 1.51 AU

Year: 517 Days

Day: 32.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.12 AU - 2.62 AU

Year: 1367 Days

Day: 21.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,198,361 km

• M1: 2,196,246 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.72 AU - 3.1 AU

Year: 1860 Days

Day: 42.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,198,361 km

• M1: 275,110 km (0.053 R)
• M2: 677,529 km (0.084 R)

Asteroid Belt

Center: 3.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.8

Radius: 9.5

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.4 AU - 5.26 AU

Year: 3978 Days

Day: 9.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,198,361 km

• M1: 118,182 km (0.055 R)
• M2: 529,726 km (0.119 R)
• M3: 1,122,882 km (0.101 R)
• M4: 1,432,250 km (0.102 R)
• M5: 2,468,664 km (0.069 R)
• M6: 4,794,462 km (0.071 R)
• M7: 5,904,030 km (0.108 R)
• M8: 9,184,412 km (0.035 R)
• M9: 10,010,641 km (0.113 R)
• M10: 10,337,961 km (0.093 R)
• M11: 10,757,433 km (0.109 R)
• M12: 11,275,640 km (0.09 R)
• M13: 14,899,798 km (0.101 R)
• M14: 15,489,513 km (0.05 R)
• M15: 17,235,619 km (0.09 R)
• M16: 18,005,450 km (0.052 R)
• M17: 18,613,117 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.5

Radius: 9.1

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.23 AU - 8.09 AU

Year: 7945 Days

Day: 11.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 103,198,361 km

• M1: 113,246 km (0.042 R)
• M2: 520,301 km (0.043 R)
• M3: 971,040 km (0.079 R)
• M4: 1,351,018 km (0.092 R)
• M5: 2,433,658 km (0.053 R)
• M6: 2,728,516 km (0.071 R)
• M7: 3,027,861 km (0.057 R)
• M8: 3,851,248 km (0.1 R)
• M9: 4,328,016 km (0.093 R)
• M10: 7,982,542 km (0.082 R)
• M11: 9,001,005 km (0.051 R)
• M12: 9,373,055 km (0.114 R)
• M13: 11,341,613 km (0.118 R)
• M14: 13,145,763 km (0.074 R)
• M15: 16,626,457 km (0.037 R)
• M16: 17,760,558 km (0.108 R)
• M17: 18,412,506 km (0.053 R)
• M18: 19,764,123 km (0.109 R)
• M19: 23,586,199 km (0.078 R)
• M20: 24,214,959 km (0.109 R)
• M21: 25,587,968 km (0.071 R)
• M22: 27,700,439 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.6

Radius: 4.6

Gravity: 44.88 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 15.51 AU - 19.81 AU

Year: 27811 Days

Day: 21.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 103,198,361 km

• M1: 57,146 km (0.043 R)
• M2: 235,168 km (0.11 R)
• M3: 567,126 km (0.11 R)
• M4: 953,986 km (0.099 R)
• M5: 2,769,206 km (0.105 R)
• M6: 3,054,489 km (0.072 R)
• M7: 4,509,329 km (0.043 R)
• M8: 4,783,392 km (0.107 R)
• M9: 7,607,650 km (0.11 R)
• M10: 8,574,052 km (0.107 R)
• M11: 9,877,349 km (0.104 R)
• M12: 14,740,177 km (0.117 R)
• M13: 16,324,568 km (0.083 R)
• M14: 18,708,710 km (0.115 R)
• M15: 20,035,643 km (0.094 R)
• M16: 22,085,882 km (0.088 R)
• M17: 26,597,903 km (0.111 R)
• M18: 29,068,362 km (0.052 R)
• M19: 30,015,766 km (0.116 R)
• M20: 34,011,674 km (0.083 R)
• M21: 36,136,413 km (0.072 R)
• M22: 43,738,229 km (0.1 R)
• M23: 51,158,732 km (0.101 R)
• M24: 52,141,440 km (0.118 R)
• M25: 55,783,251 km (0.03 R)
• M26: 64,704,071 km (0.113 R)
• M27: 65,852,983 km (0.039 R)
• M28: 66,548,912 km (0.111 R)
• M29: 69,381,248 km (0.079 R)
• M30: 70,343,013 km (0.099 R)
• M31: 72,786,096 km (0.088 R)
• M32: 73,529,897 km (0.116 R)
• M33: 74,780,834 km (0.079 R)
• M34: 76,300,599 km (0.069 R)
• M35: 78,879,068 km (0.059 R)
• M36: 80,983,162 km (0.087 R)
• M37: 82,049,196 km (0.117 R)
• M38: 98,271,440 km (0.086 R)
• M39: 102,869,629 km (0.088 R)
• M40: 103,181,242 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.1

Radius: 6.7

Gravity: 18.63 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 15.99 AU - 19.99 AU

Year: 28594 Days

Day: 22.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,198,361 km

• M1: 83,326 km (0.115 R)
• M2: 581,038 km (0.12 R)
• M3: 883,675 km (0.051 R)
• M4: 1,166,415 km (0.107 R)
• M5: 1,421,479 km (0.059 R)
• M6: 2,227,811 km (0.111 R)
• M7: 3,755,355 km (0.11 R)
• M8: 6,486,713 km (0.073 R)
• M9: 8,111,346 km (0.113 R)
• M10: 8,339,034 km (0.029 R)
• M11: 8,571,060 km (0.118 R)
• M12: 8,987,391 km (0.064 R)
• M13: 12,289,166 km (0.074 R)
• M14: 15,089,788 km (0.095 R)
• M15: 17,145,711 km (0.049 R)
• M16: 22,917,646 km (0.119 R)
• M17: 23,603,702 km (0.074 R)
• M18: 25,016,953 km (0.119 R)
• M19: 31,096,461 km (0.062 R)
• M20: 31,515,035 km (0.105 R)
• M21: 35,603,545 km (0.101 R)
• M22: 36,215,101 km (0.056 R)
• M23: 37,145,450 km (0.104 R)
• M24: 38,892,454 km (0.036 R)
• M25: 41,026,767 km (0.114 R)
• M26: 43,065,038 km (0.114 R)
• M27: 43,933,903 km (0.07 R)
• M28: 44,992,008 km (0.068 R)
• M29: 52,680,441 km (0.036 R)
• M30: 53,275,243 km (0.105 R)
• M31: 57,563,914 km (0.09 R)
• M32: 57,773,800 km (0.106 R)
• M33: 59,899,735 km (0.043 R)
• M34: 65,670,324 km (0.117 R)
• M35: 68,689,807 km (0.104 R)
• M36: 69,875,370 km (0.086 R)
• M37: 71,557,897 km (0.053 R)
• M38: 76,260,955 km (0.107 R)
• M39: 77,021,810 km (0.098 R)
• M40: 80,902,528 km (0.038 R)
• M41: 92,458,066 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 11,020 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit