🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.52 AU - 0.78 AU

Year: 190 Days

Day: 12.5 Hours

Environment

Temp: 208 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,417,301 km

• M1: 23,038 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.62 AU - 0.98 AU

Year: 260 Days

Day: 45.5 Hours

Environment

Temp: 132 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.85 AU - 1.07 AU

Year: 342 Days

Day: 26.3 Hours

Environment

Temp: 93 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,417,301 km

• M1: 324,777 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.94 AU - 2.08 AU

Year: 1036 Days

Day: 31.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.73 AU - 5.71 AU

Year: 3727 Days

Day: 24.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.1

Radius: 12.1

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.1 AU - 7.18 AU

Year: 5529 Days

Day: 12 Hours

Environment

Temp: -142 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,417,301 km

• M1: 150,495 km (0.117 R)
• M2: 647,011 km (0.042 R)
• M3: 1,554,023 km (0.111 R)
• M4: 2,321,609 km (0.099 R)
• M5: 4,552,413 km (0.1 R)
• M6: 4,928,801 km (0.084 R)
• M7: 5,592,567 km (0.037 R)
• M8: 6,648,279 km (0.068 R)
• M9: 7,170,226 km (0.1 R)
• M10: 8,495,065 km (0.075 R)
• M11: 10,201,976 km (0.096 R)
• M12: 10,897,606 km (0.116 R)
• M13: 11,823,917 km (0.084 R)
• M14: 13,446,904 km (0.094 R)
• M15: 14,977,589 km (0.052 R)
• M16: 16,060,528 km (0.12 R)
• M17: 16,684,501 km (0.062 R)
• M18: 17,389,256 km (0.103 R)
• M19: 18,382,287 km (0.116 R)
• M20: 19,134,316 km (0.104 R)
• M21: 21,364,072 km (0.055 R)
• M22: 23,761,976 km (0.079 R)
• M23: 24,164,993 km (0.099 R)
• M24: 25,067,517 km (0.056 R)
• M25: 28,268,612 km (0.095 R)
• M26: 29,547,973 km (0.076 R)
• M27: 31,056,817 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.5

Radius: 8.7

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 8.3 AU - 9.02 AU

Year: 9262 Days

Day: 14.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,417,301 km

• M1: 108,159 km (0.098 R)
• M2: 536,608 km (0.079 R)
• M3: 1,108,969 km (0.116 R)
• M4: 1,815,221 km (0.099 R)
• M5: 2,314,279 km (0.118 R)
• M6: 2,668,228 km (0.111 R)
• M7: 3,103,707 km (0.094 R)
• M8: 3,898,820 km (0.075 R)
• M9: 4,286,727 km (0.107 R)
• M10: 5,437,733 km (0.062 R)
• M11: 6,589,038 km (0.098 R)
• M12: 7,938,710 km (0.115 R)
• M13: 9,173,042 km (0.064 R)
• M14: 10,742,623 km (0.1 R)
• M15: 12,017,347 km (0.12 R)
• M16: 14,666,575 km (0.088 R)
• M17: 15,266,612 km (0.066 R)
• M18: 15,952,369 km (0.085 R)
• M19: 16,587,113 km (0.064 R)
• M20: 17,165,159 km (0.117 R)
• M21: 17,756,669 km (0.115 R)
• M22: 18,361,792 km (0.095 R)
• M23: 21,595,051 km (0.042 R)
• M24: 26,146,566 km (0.119 R)
• M25: 29,163,656 km (0.096 R)
• M26: 36,602,709 km (0.118 R)
• M27: 39,084,538 km (0.032 R)
• M28: 49,390,784 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.8

Radius: 9.3

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 10.98 AU - 13.7 AU

Year: 15754 Days

Day: 10.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,417,301 km

• M1: 115,639 km (0.08 R)
• M2: 598,242 km (0.027 R)
• M3: 995,723 km (0.096 R)
• M4: 4,220,156 km (0.099 R)
• M5: 5,434,591 km (0.072 R)
• M6: 9,885,278 km (0.118 R)
• M7: 12,564,576 km (0.092 R)
• M8: 18,495,084 km (0.107 R)
• M9: 19,626,493 km (0.068 R)
• M10: 25,369,854 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.8

Radius: 4.7

Gravity: 35.62 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15 AU - 16.38 AU

Year: 22587 Days

Day: 22.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,417,301 km

• M1: 58,942 km (0.106 R)
• M2: 553,811 km (0.038 R)
• M3: 759,808 km (0.057 R)
• M4: 1,208,003 km (0.114 R)
• M5: 2,320,861 km (0.11 R)
• M6: 2,557,226 km (0.087 R)
• M7: 3,050,450 km (0.117 R)
• M8: 7,166,935 km (0.112 R)
• M9: 7,414,818 km (0.037 R)
• M10: 7,771,609 km (0.074 R)
• M11: 8,355,041 km (0.109 R)
• M12: 9,197,277 km (0.108 R)
• M13: 11,717,403 km (0.069 R)
• M14: 12,554,852 km (0.115 R)
• M15: 14,583,698 km (0.089 R)
• M16: 16,051,552 km (0.111 R)
• M17: 23,774,692 km (0.106 R)
• M18: 24,886,204 km (0.106 R)
• M19: 25,340,383 km (0.111 R)
• M20: 32,967,930 km (0.093 R)
• M21: 38,117,687 km (0.099 R)
• M22: 40,412,967 km (0.032 R)
• M23: 53,468,822 km (0.065 R)
• M24: 72,706,360 km (0.085 R)
• M25: 75,986,742 km (0.066 R)
• M26: 82,338,070 km (0.12 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 13,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit