🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.83 AU - 1.13 AU

Year: 346 Days

Day: 21.4 Hours

Environment

Temp: 149 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 82,575,020 km

• M1: 42,635 km (0.077 R)
• M2: 173,234 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.11 AU - 1.65 AU

Year: 578 Days

Day: 16.8 Hours

Environment

Temp: -11 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.3 AU - 1.72 AU

Year: 661 Days

Day: 20.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,575,020 km

• M1: 1,083,537 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.19 AU - 2.45 AU

Year: 1260 Days

Day: 22.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,575,020 km

• M1: 149,448 km (0.068 R)
• M2: 200,312 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.47 AU - 5.05 AU

Year: 3134 Days

Day: 24.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,575,020 km

• M1: 2,508,906 km (0.091 R)

Asteroid Belt

Center: 5.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.9

Radius: 11.7

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.11 AU - 9.21 AU

Year: 7557 Days

Day: 8.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,575,020 km

• M1: 145,708 km (0.107 R)
• M2: 530,025 km (0.054 R)
• M3: 1,196,933 km (0.094 R)
• M4: 2,018,075 km (0.04 R)
• M5: 5,147,364 km (0.049 R)
• M6: 5,592,567 km (0.118 R)
• M7: 9,715,335 km (0.105 R)
• M8: 20,771,664 km (0.052 R)
• M9: 22,266,446 km (0.045 R)
• M10: 24,524,626 km (0.036 R)
• M11: 25,869,960 km (0.093 R)
• M12: 28,192,018 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.6

Radius: 13.3

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.41 AU - 12.45 AU

Year: 12007 Days

Day: 11 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,575,020 km

• M1: 165,455 km (0.113 R)
• M2: 836,102 km (0.068 R)
• M3: 2,529,700 km (0.096 R)
• M4: 3,759,694 km (0.098 R)
• M5: 4,664,312 km (0.066 R)
• M6: 5,118,192 km (0.081 R)
• M7: 8,167,745 km (0.097 R)
• M8: 8,781,844 km (0.115 R)
• M9: 9,528,487 km (0.062 R)
• M10: 11,378,115 km (0.11 R)
• M11: 12,695,922 km (0.101 R)
• M12: 13,135,890 km (0.1 R)
• M13: 14,860,304 km (0.087 R)
• M14: 16,881,073 km (0.105 R)
• M15: 17,413,791 km (0.027 R)
• M16: 18,115,105 km (0.104 R)
• M17: 22,359,347 km (0.118 R)
• M18: 23,188,119 km (0.115 R)
• M19: 24,228,722 km (0.066 R)
• M20: 32,990,070 km (0.042 R)
• M21: 35,781,417 km (0.077 R)
• M22: 37,426,844 km (0.097 R)
• M23: 40,460,988 km (0.109 R)
• M24: 41,278,690 km (0.081 R)
• M25: 42,107,313 km (0.061 R)
• M26: 45,827,064 km (0.11 R)
• M27: 54,242,243 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.7

Radius: 4.9

Gravity: 15.56 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.75 AU - 19.55 AU

Year: 25316 Days

Day: 22.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,575,020 km

• M1: 60,886 km (0.048 R)
• M2: 243,845 km (0.082 R)
• M3: 492,027 km (0.093 R)
• M4: 933,940 km (0.082 R)
• M5: 1,238,072 km (0.077 R)
• M6: 1,460,075 km (0.053 R)
• M7: 2,123,392 km (0.069 R)
• M8: 2,556,179 km (0.116 R)
• M9: 2,867,791 km (0.111 R)
• M10: 3,124,352 km (0.116 R)
• M11: 3,683,548 km (0.069 R)
• M12: 3,894,182 km (0.112 R)
• M13: 6,863,102 km (0.064 R)
• M14: 7,044,414 km (0.039 R)
• M15: 8,099,827 km (0.1 R)
• M16: 9,534,171 km (0.1 R)
• M17: 13,736,226 km (0.088 R)
• M18: 15,527,661 km (0.09 R)
• M19: 15,683,542 km (0.112 R)
• M20: 17,553,216 km (0.102 R)
• M21: 19,116,214 km (0.114 R)
• M22: 20,115,678 km (0.078 R)
• M23: 20,958,961 km (0.082 R)
• M24: 31,468,959 km (0.082 R)
• M25: 37,278,293 km (0.116 R)
• M26: 42,990,987 km (0.112 R)
• M27: 44,230,705 km (0.119 R)
• M28: 50,788,776 km (0.087 R)
• M29: 51,999,173 km (0.073 R)
• M30: 55,746,001 km (0.102 R)
• M31: 56,295,474 km (0.101 R)
• M32: 58,529,718 km (0.059 R)
• M33: 63,372,800 km (0.078 R)
• M34: 68,058,205 km (0.086 R)
• M35: 69,740,583 km (0.11 R)
• M36: 70,806,019 km (0.072 R)
• M37: 72,750,941 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.6

Radius: 6.4

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 17.48 AU - 17.72 AU

Year: 26319 Days

Day: 22.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,575,020 km

• M1: 79,586 km (0.097 R)
• M2: 552,764 km (0.052 R)
• M3: 899,532 km (0.091 R)
• M4: 1,307,635 km (0.118 R)
• M5: 1,929,663 km (0.107 R)
• M6: 2,329,388 km (0.111 R)
• M7: 2,561,116 km (0.086 R)
• M8: 3,017,389 km (0.071 R)
• M9: 7,154,967 km (0.087 R)
• M10: 7,398,363 km (0.097 R)
• M11: 8,589,910 km (0.082 R)
• M12: 9,490,938 km (0.105 R)
• M13: 9,785,047 km (0.112 R)
• M14: 10,085,290 km (0.103 R)
• M15: 10,515,833 km (0.088 R)
• M16: 11,022,670 km (0.092 R)
• M17: 12,222,744 km (0.116 R)
• M18: 16,092,393 km (0.086 R)
• M19: 16,765,284 km (0.08 R)
• M20: 17,282,144 km (0.102 R)
• M21: 18,257,373 km (0.098 R)
• M22: 19,268,655 km (0.11 R)
• M23: 21,402,519 km (0.079 R)
• M24: 22,319,254 km (0.104 R)
• M25: 24,339,873 km (0.12 R)
• M26: 27,062,404 km (0.117 R)
• M27: 27,535,134 km (0.08 R)
• M28: 30,233,879 km (0.112 R)
• M29: 32,702,095 km (0.095 R)
• M30: 33,508,726 km (0.103 R)
• M31: 40,598,768 km (0.092 R)
• M32: 42,159,074 km (0.075 R)
• M33: 42,794,266 km (0.117 R)
• M34: 44,409,923 km (0.119 R)
• M35: 46,402,118 km (0.057 R)
• M36: 50,563,482 km (0.062 R)
• M37: 53,286,911 km (0.11 R)
• M38: 66,864,414 km (0.086 R)
• M39: 67,295,256 km (0.117 R)
• M40: 71,706,299 km (0.086 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 12,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit