🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.48 AU - 0.54 AU

Year: 129 Days

Day: 37.5 Hours

Environment

Temp: 221 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 117,792,644 km

• M1: 168,298 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.73 AU - 2.27 AU

Year: 999 Days

Day: 16.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.75 AU - 2.45 AU

Year: 1075 Days

Day: 27.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.16 AU - 3.2 AU

Year: 2002 Days

Day: 45.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.11 AU - 5.27 AU

Year: 3586 Days

Day: 24.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 117,792,644 km

• M1: 1,739,225 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.18 AU - 5.42 AU

Year: 4308 Days

Day: 21.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 19.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.7

Radius: 4.7

Gravity: 30.63 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 19.21 AU - 19.79 AU

Year: 30405 Days

Day: 24.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 117,792,644 km

• M1: 58,642 km (0.051 R)
• M2: 568,023 km (0.119 R)
• M3: 778,358 km (0.059 R)
• M4: 999,164 km (0.114 R)
• M5: 1,199,027 km (0.101 R)
• M6: 1,358,049 km (0.108 R)
• M7: 1,513,033 km (0.063 R)
• M8: 4,388,603 km (0.034 R)
• M9: 4,808,674 km (0.099 R)
• M10: 9,553,021 km (0.078 R)
• M11: 10,126,429 km (0.09 R)
• M12: 10,454,647 km (0.108 R)
• M13: 11,411,625 km (0.085 R)
• M14: 11,624,054 km (0.094 R)
• M15: 11,983,986 km (0.106 R)
• M16: 12,575,197 km (0.043 R)
• M17: 14,465,516 km (0.051 R)
• M18: 15,478,144 km (0.048 R)
• M19: 17,362,478 km (0.1 R)
• M20: 20,519,442 km (0.07 R)
• M21: 22,122,832 km (0.048 R)
• M22: 23,123,941 km (0.103 R)
• M23: 23,923,243 km (0.098 R)
• M24: 28,585,760 km (0.115 R)
• M25: 32,668,136 km (0.107 R)
• M26: 35,897,505 km (0.087 R)
• M27: 39,656,152 km (0.067 R)
• M28: 41,296,791 km (0.063 R)
• M29: 44,188,668 km (0.058 R)
• M30: 45,595,037 km (0.112 R)
• M31: 46,850,014 km (0.115 R)
• M32: 47,031,177 km (0.099 R)
• M33: 50,182,157 km (0.078 R)
• M34: 54,066,166 km (0.052 R)
• M35: 57,936,862 km (0.091 R)
• M36: 65,543,315 km (0.111 R)
• M37: 68,997,380 km (0.119 R)
• M38: 73,788,701 km (0.032 R)
• M39: 74,033,892 km (0.062 R)
• M40: 86,726,822 km (0.098 R)
• M41: 92,583,429 km (0.106 R)
• M42: 93,728,003 km (0.079 R)
• M43: 98,104,488 km (0.099 R)
• M44: 99,592,987 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.8

Radius: 6

Gravity: 26.99 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 15.79 AU - 24.85 AU

Year: 32343 Days

Day: 16.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 117,792,644 km

• M1: 74,799 km (0.111 R)
• M2: 299,046 km (0.087 R)
• M3: 716,424 km (0.109 R)
• M4: 1,433,447 km (0.077 R)
• M5: 1,661,584 km (0.072 R)
• M6: 4,153,136 km (0.075 R)
• M7: 5,893,558 km (0.086 R)
• M8: 6,183,628 km (0.118 R)
• M9: 7,004,023 km (0.084 R)
• M10: 7,440,400 km (0.118 R)
• M11: 14,179,933 km (0.11 R)
• M12: 22,570,878 km (0.058 R)
• M13: 31,078,509 km (0.104 R)
• M14: 31,515,933 km (0.094 R)
• M15: 50,736,866 km (0.045 R)
• M16: 52,570,188 km (0.063 R)
• M17: 56,584,946 km (0.033 R)
• M18: 63,800,500 km (0.051 R)
• M19: 80,296,208 km (0.068 R)
• M20: 81,671,312 km (0.074 R)
• M21: 93,242,857 km (0.055 R)
• M22: 96,916,233 km (0.072 R)
• M23: 98,161,635 km (0.115 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 13,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit