🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.48 AU - 0.64 AU

Year: 154 Days

Day: 17.4 Hours

Environment

Temp: 188 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,057,331 km

• M1: 231,428 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.04 AU - 1.56 AU

Year: 544 Days

Day: 21.9 Hours

Environment

Temp: -0 °C

Axial Tilt: 48.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 75,057,331 km

• M1: 367,412 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.13 AU - 1.65 AU

Year: 602 Days

Day: 22.7 Hours

Environment

Temp: -31 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,057,331 km

• M1: 200,760 km (0.076 R)
• M2: 874,549 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.41 AU - 1.43 AU

Year: 621 Days

Day: 44.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.12 AU - 2.22 AU

Year: 1173 Days

Day: 13.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.03 AU - 3.11 AU

Year: 1512 Days

Day: 36.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,057,331 km

• M1: 1,199,326 km (0.066 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.63 AU - 2.87 AU

Year: 1674 Days

Day: 23.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,057,331 km

• M1: 449,542 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502

Radius: 9.9

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.5 AU - 8.06 AU

Year: 7966 Days

Day: 11.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,057,331 km

• M1: 123,119 km (0.12 R)
• M2: 446,699 km (0.045 R)
• M3: 766,240 km (0.09 R)
• M4: 1,737,430 km (0.053 R)
• M5: 2,218,985 km (0.118 R)
• M6: 2,692,762 km (0.051 R)
• M7: 3,406,792 km (0.045 R)
• M8: 4,040,040 km (0.12 R)
• M9: 4,558,098 km (0.073 R)
• M10: 5,120,137 km (0.049 R)
• M11: 6,247,656 km (0.114 R)
• M12: 9,466,553 km (0.054 R)
• M13: 10,429,216 km (0.084 R)
• M14: 12,124,459 km (0.114 R)
• M15: 15,366,244 km (0.108 R)
• M16: 15,800,677 km (0.103 R)
• M17: 16,758,851 km (0.071 R)
• M18: 18,372,115 km (0.07 R)
• M19: 23,014,735 km (0.114 R)
• M20: 25,779,004 km (0.104 R)
• M21: 29,417,374 km (0.085 R)
• M22: 32,870,093 km (0.053 R)
• M23: 34,218,568 km (0.101 R)
• M24: 35,495,685 km (0.067 R)
• M25: 37,136,325 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.8

Radius: 7.2

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 15.18 AU - 19.8 AU

Year: 26851 Days

Day: 15.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,057,331 km

• M1: 89,759 km (0.12 R)
• M2: 363,373 km (0.108 R)
• M3: 920,924 km (0.114 R)
• M4: 1,260,960 km (0.1 R)
• M5: 1,665,772 km (0.105 R)
• M6: 2,455,051 km (0.072 R)
• M7: 3,036,089 km (0.091 R)
• M8: 3,558,185 km (0.095 R)
• M9: 3,980,051 km (0.114 R)
• M10: 4,468,488 km (0.108 R)
• M11: 5,069,722 km (0.096 R)
• M12: 5,332,416 km (0.111 R)
• M13: 6,175,699 km (0.076 R)
• M14: 6,607,140 km (0.116 R)
• M15: 6,920,996 km (0.104 R)
• M16: 7,724,785 km (0.055 R)
• M17: 7,972,669 km (0.072 R)
• M18: 8,328,712 km (0.045 R)
• M19: 9,127,265 km (0.11 R)
• M20: 9,460,569 km (0.1 R)
• M21: 12,092,145 km (0.12 R)
• M22: 15,564,761 km (0.078 R)
• M23: 16,363,613 km (0.094 R)
• M24: 16,773,212 km (0.073 R)
• M25: 19,104,097 km (0.106 R)
• M26: 21,839,045 km (0.074 R)
• M27: 27,377,458 km (0.114 R)
• M28: 27,954,756 km (0.114 R)
• M29: 28,540,132 km (0.047 R)
• M30: 41,879,774 km (0.088 R)
• M31: 44,682,191 km (0.086 R)
• M32: 54,559,091 km (0.099 R)
• M33: 56,397,051 km (0.038 R)
• M34: 62,356,581 km (0.063 R)
• M35: 67,877,790 km (0.061 R)
• M36: 69,360,604 km (0.104 R)
• M37: 71,298,644 km (0.045 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 12,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit