🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.45 AU - 0.59 AU

Year: 135 Days

Day: 45.2 Hours

Environment

Temp: 219 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.62 AU - 0.8 AU

Year: 215 Days

Day: 46.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.91 AU - 1.05 AU

Year: 349 Days

Day: 13 Hours

Environment

Temp: 95 °C

Axial Tilt: 168.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.14 AU - 1.32 AU

Year: 491 Days

Day: 39.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.27 AU - 1.41 AU

Year: 558 Days

Day: 16.6 Hours

Environment

Temp: -17 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,894,650 km

• M1: 39,045 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 13.6

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.61 AU - 9.13 AU

Year: 7946 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,894,650 km

• M1: 169,195 km (0.111 R)
• M2: 630,405 km (0.103 R)
• M3: 1,182,422 km (0.117 R)
• M4: 1,845,439 km (0.068 R)
• M5: 3,209,473 km (0.038 R)
• M6: 3,633,134 km (0.091 R)
• M7: 4,779,652 km (0.072 R)
• M8: 5,934,847 km (0.106 R)
• M9: 8,631,498 km (0.055 R)
• M10: 9,080,441 km (0.116 R)
• M11: 10,025,301 km (0.095 R)
• M12: 11,034,638 km (0.082 R)
• M13: 12,010,016 km (0.086 R)
• M14: 14,132,361 km (0.106 R)
• M15: 15,401,101 km (0.118 R)
• M16: 18,230,745 km (0.11 R)
• M17: 18,700,033 km (0.084 R)
• M18: 19,384,742 km (0.064 R)
• M19: 27,092,623 km (0.035 R)
• M20: 29,687,847 km (0.08 R)
• M21: 32,640,759 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.3

Radius: 4.9

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.46 AU - 20.42 AU

Year: 26211 Days

Day: 16 Hours

Environment

Temp: -201 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,894,650 km

• M1: 76,594 km (0.079 R)
• M2: 582,833 km (0.118 R)
• M3: 750,084 km (0.118 R)
• M4: 960,718 km (0.08 R)
• M5: 1,472,492 km (0.057 R)
• M6: 2,665,086 km (0.105 R)
• M7: 3,910,937 km (0.065 R)
• M8: 17,071,211 km (0.04 R)
• M9: 21,071,907 km (0.117 R)
• M10: 31,792,091 km (0.112 R)
• M11: 33,344,617 km (0.068 R)
• M12: 35,576,618 km (0.06 R)
• M13: 36,988,522 km (0.08 R)
• M14: 48,553,635 km (0.036 R)
• M15: 48,866,144 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.2

Radius: 4.6

Gravity: 28.41 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 14.35 AU - 20.79 AU

Year: 26505 Days

Day: 24.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 87,894,650 km

• M1: 57,146 km (0.105 R)
• M2: 208,988 km (0.094 R)
• M3: 378,034 km (0.099 R)
• M4: 552,615 km (0.114 R)
• M5: 791,971 km (0.114 R)
• M6: 992,432 km (0.098 R)
• M7: 1,153,998 km (0.064 R)
• M8: 1,348,924 km (0.068 R)
• M9: 1,513,631 km (0.118 R)
• M10: 1,883,886 km (0.04 R)
• M11: 2,524,913 km (0.116 R)
• M12: 3,389,140 km (0.119 R)
• M13: 3,823,273 km (0.069 R)
• M14: 4,224,045 km (0.111 R)
• M15: 6,847,843 km (0.059 R)
• M16: 7,590,746 km (0.112 R)
• M17: 10,582,105 km (0.054 R)
• M18: 11,640,510 km (0.104 R)
• M19: 16,668,943 km (0.117 R)
• M20: 18,466,511 km (0.097 R)
• M21: 26,593,864 km (0.111 R)
• M22: 27,920,498 km (0.076 R)
• M23: 28,662,354 km (0.12 R)
• M24: 29,799,746 km (0.09 R)
• M25: 30,574,514 km (0.062 R)
• M26: 31,495,139 km (0.057 R)
• M27: 35,219,827 km (0.073 R)
• M28: 36,085,699 km (0.117 R)
• M29: 38,463,707 km (0.057 R)
• M30: 43,036,465 km (0.08 R)
• M31: 47,607,428 km (0.075 R)
• M32: 51,194,635 km (0.092 R)
• M33: 52,866,092 km (0.055 R)
• M34: 56,710,010 km (0.111 R)
• M35: 58,699,960 km (0.049 R)
• M36: 59,712,140 km (0.102 R)
• M37: 66,248,968 km (0.05 R)
• M38: 68,232,337 km (0.059 R)
• M39: 70,255,050 km (0.082 R)
• M40: 73,480,230 km (0.065 R)
• M41: 80,970,147 km (0.113 R)
• M42: 82,982,388 km (0.056 R)
• M43: 86,062,907 km (0.119 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 14,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit