🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.78 AU - 1.1 AU

Year: 343 Days

Day: 16 Hours

Environment

Temp: 31 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 66,041,148 km

• M1: 79,586 km (0.073 R)
• M2: 230,231 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.96 AU - 1.58 AU

Year: 539 Days

Day: 47.5 Hours

Environment

Temp: -26 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.26 AU - 1.62 AU

Year: 651 Days

Day: 27.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,041,148 km

• M1: 146,157 km (0.111 R)
• M2: 607,966 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.33 AU - 1.77 AU

Year: 727 Days

Day: 20.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.23 AU - 3.17 AU

Year: 1671 Days

Day: 15.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.76 AU - 3.26 AU

Year: 1967 Days

Day: 40.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.3

Radius: 10.5

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.31 AU - 6.05 AU

Year: 4441 Days

Day: 9.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,041,148 km

• M1: 140,921 km (0.075 R)
• M2: 517,609 km (0.119 R)
• M3: 1,332,319 km (0.092 R)
• M4: 2,358,560 km (0.118 R)
• M5: 3,349,048 km (0.055 R)
• M6: 3,757,151 km (0.105 R)
• M7: 4,295,703 km (0.082 R)
• M8: 4,752,425 km (0.083 R)
• M9: 6,006,803 km (0.098 R)
• M10: 6,448,865 km (0.11 R)
• M11: 6,811,490 km (0.074 R)
• M12: 7,759,492 km (0.084 R)
• M13: 9,405,966 km (0.114 R)
• M14: 9,873,160 km (0.1 R)
• M15: 10,266,902 km (0.115 R)
• M16: 10,900,299 km (0.054 R)
• M17: 11,368,541 km (0.095 R)
• M18: 11,947,933 km (0.089 R)
• M19: 12,547,073 km (0.088 R)
• M20: 12,957,569 km (0.087 R)
• M21: 13,589,919 km (0.088 R)
• M22: 14,973,700 km (0.066 R)
• M23: 15,319,271 km (0.11 R)
• M24: 15,670,227 km (0.078 R)
• M25: 17,825,633 km (0.106 R)
• M26: 19,277,481 km (0.067 R)
• M27: 19,893,674 km (0.12 R)
• M28: 20,381,812 km (0.045 R)
• M29: 21,455,027 km (0.1 R)
• M30: 22,867,979 km (0.051 R)
• M31: 27,478,286 km (0.027 R)
• M32: 28,610,443 km (0.1 R)
• M33: 30,596,654 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.7

Radius: 9.3

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.96 AU - 7.02 AU

Year: 6962 Days

Day: 12.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,041,148 km

• M1: 157,377 km (0.066 R)
• M2: 505,342 km (0.093 R)
• M3: 1,050,327 km (0.102 R)
• M4: 1,563,298 km (0.049 R)
• M5: 2,098,409 km (0.095 R)
• M6: 3,325,561 km (0.106 R)
• M7: 4,412,838 km (0.096 R)
• M8: 6,248,404 km (0.107 R)
• M9: 7,431,274 km (0.079 R)
• M10: 11,265,318 km (0.104 R)
• M11: 13,197,075 km (0.084 R)
• M12: 14,316,367 km (0.118 R)
• M13: 16,031,207 km (0.088 R)
• M14: 16,742,994 km (0.072 R)
• M15: 17,191,339 km (0.108 R)
• M16: 20,114,481 km (0.032 R)
• M17: 20,557,440 km (0.06 R)
• M18: 20,877,879 km (0.1 R)
• M19: 21,528,630 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.6

Radius: 8

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 15.75 AU - 22.49 AU

Year: 31496 Days

Day: 16.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,041,148 km

• M1: 138,528 km (0.03 R)
• M2: 406,607 km (0.067 R)
• M3: 659,278 km (0.028 R)
• M4: 1,271,881 km (0.116 R)
• M5: 1,741,319 km (0.113 R)
• M6: 2,578,618 km (0.114 R)
• M7: 5,640,438 km (0.078 R)
• M8: 7,762,783 km (0.078 R)
• M9: 9,264,895 km (0.105 R)
• M10: 11,742,086 km (0.098 R)
• M11: 27,475,893 km (0.116 R)
• M12: 28,704,839 km (0.049 R)
• M13: 41,314,743 km (0.091 R)
• M14: 42,777,960 km (0.109 R)
• M15: 43,972,948 km (0.096 R)
• M16: 44,731,259 km (0.068 R)
• M17: 50,780,548 km (0.109 R)
• M18: 58,805,876 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 17,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit