🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.14 AU - 1.62 AU

Year: 581 Days

Day: 17.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 49.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.49 AU - 1.53 AU

Year: 665 Days

Day: 15.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,081,593 km

• M1: 31,565 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.94 AU - 2.02 AU

Year: 998 Days

Day: 13.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.94 AU - 3.12 AU

Year: 1441 Days

Day: 19.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.67 AU - 3.31 AU

Year: 1852 Days

Day: 28.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.64 AU - 4.46 AU

Year: 2919 Days

Day: 14.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.3

Radius: 9.1

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.82 AU - 7.94 AU

Year: 6463 Days

Day: 6.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,081,593 km

• M1: 116,537 km (0.043 R)
• M2: 407,953 km (0.115 R)
• M3: 814,710 km (0.08 R)
• M4: 2,092,725 km (0.09 R)
• M5: 4,550,618 km (0.042 R)
• M6: 5,437,583 km (0.106 R)
• M7: 6,226,862 km (0.059 R)
• M8: 9,689,304 km (0.068 R)
• M9: 13,550,725 km (0.045 R)
• M10: 17,767,290 km (0.118 R)
• M11: 20,323,918 km (0.104 R)
• M12: 25,084,421 km (0.12 R)
• M13: 40,247,213 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.4

Radius: 5.3

Gravity: 17.46 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 12.35 AU - 15.71 AU

Year: 18822 Days

Day: 21.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 87,081,593 km

• M1: 65,973 km (0.075 R)
• M2: 304,432 km (0.087 R)
• M3: 506,838 km (0.085 R)
• M4: 1,227,002 km (0.081 R)
• M5: 1,577,510 km (0.097 R)
• M6: 1,882,540 km (0.06 R)
• M7: 2,225,867 km (0.093 R)
• M8: 2,747,365 km (0.096 R)
• M9: 3,037,136 km (0.088 R)
• M10: 3,592,892 km (0.064 R)
• M11: 3,850,799 km (0.058 R)
• M12: 4,308,269 km (0.08 R)
• M13: 6,380,648 km (0.115 R)
• M14: 9,569,327 km (0.077 R)
• M15: 10,121,642 km (0.051 R)
• M16: 10,989,759 km (0.095 R)
• M17: 12,675,577 km (0.063 R)
• M18: 13,960,473 km (0.108 R)
• M19: 15,629,088 km (0.06 R)
• M20: 17,104,123 km (0.079 R)
• M21: 17,670,201 km (0.102 R)
• M22: 18,248,696 km (0.088 R)
• M23: 20,328,107 km (0.074 R)
• M24: 24,643,108 km (0.097 R)
• M25: 26,742,714 km (0.063 R)
• M26: 27,835,825 km (0.106 R)
• M27: 29,762,048 km (0.115 R)
• M28: 31,654,610 km (0.086 R)
• M29: 32,018,133 km (0.042 R)
• M30: 35,939,392 km (0.105 R)
• M31: 37,135,128 km (0.072 R)
• M32: 40,310,792 km (0.102 R)
• M33: 43,812,728 km (0.097 R)
• M34: 46,412,440 km (0.098 R)
• M35: 52,253,339 km (0.109 R)
• M36: 53,786,568 km (0.111 R)
• M37: 59,296,706 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.4

Radius: 7.4

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 19.2 AU - 19.4 AU

Year: 30368 Days

Day: 17.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,081,593 km

• M1: 92,152 km (0.106 R)
• M2: 341,083 km (0.115 R)
• M3: 1,082,939 km (0.103 R)
• M4: 1,638,695 km (0.091 R)
• M5: 2,105,740 km (0.09 R)
• M6: 2,535,983 km (0.087 R)
• M7: 3,133,627 km (0.086 R)
• M8: 4,790,273 km (0.102 R)
• M9: 7,966,236 km (0.107 R)
• M10: 8,286,076 km (0.088 R)
• M11: 9,008,784 km (0.109 R)
• M12: 17,240,855 km (0.092 R)
• M13: 24,761,739 km (0.105 R)
• M14: 30,314,662 km (0.115 R)
• M15: 31,490,352 km (0.107 R)
• M16: 41,532,109 km (0.098 R)
• M17: 45,640,366 km (0.095 R)
• M18: 45,980,252 km (0.047 R)
• M19: 63,085,572 km (0.076 R)
• M20: 75,383,564 km (0.051 R)
• M21: 79,730,878 km (0.119 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 15,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit