🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.45 AU - 0.71 AU

Year: 156 Days

Day: 21.5 Hours

Environment

Temp: 220 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 51,456,196 km

• M1: 36,651 km (0.118 R)
• M2: 119,230 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.75 AU - 1.15 AU

Year: 327 Days

Day: 25 Hours

Environment

Temp: 91 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,456,196 km

• M1: 23,786 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.5

Radius: 11.9

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.78 AU - 9.88 AU

Year: 10063 Days

Day: 7.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,456,196 km

• M1: 147,952 km (0.104 R)
• M2: 680,222 km (0.094 R)
• M3: 1,246,300 km (0.111 R)
• M4: 1,721,423 km (0.113 R)
• M5: 2,115,763 km (0.041 R)
• M6: 3,452,569 km (0.097 R)
• M7: 5,458,078 km (0.095 R)
• M8: 8,372,245 km (0.077 R)
• M9: 10,293,530 km (0.083 R)
• M10: 12,553,057 km (0.112 R)
• M11: 13,228,491 km (0.07 R)
• M12: 13,734,730 km (0.118 R)
• M13: 16,318,585 km (0.054 R)
• M14: 19,291,244 km (0.07 R)
• M15: 23,423,586 km (0.109 R)
• M16: 29,374,439 km (0.101 R)
• M17: 29,803,636 km (0.093 R)
• M18: 30,346,078 km (0.117 R)
• M19: 36,138,956 km (0.043 R)
• M20: 40,078,167 km (0.086 R)
• M21: 42,766,142 km (0.105 R)
• M22: 46,874,099 km (0.047 R)
• M23: 48,052,033 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.6

Radius: 10.2

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10.19 AU - 11.07 AU

Year: 12238 Days

Day: 12.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,456,196 km

• M1: 127,607 km (0.069 R)
• M2: 601,383 km (0.109 R)
• M3: 1,193,791 km (0.072 R)
• M4: 1,529,189 km (0.081 R)
• M5: 1,894,059 km (0.077 R)
• M6: 2,626,939 km (0.098 R)
• M7: 3,035,191 km (0.078 R)
• M8: 3,407,690 km (0.066 R)
• M9: 4,553,310 km (0.044 R)
• M10: 4,976,224 km (0.085 R)
• M11: 7,365,451 km (0.115 R)
• M12: 7,949,780 km (0.102 R)
• M13: 13,724,557 km (0.031 R)
• M14: 14,402,086 km (0.074 R)
• M15: 15,101,755 km (0.098 R)
• M16: 20,127,346 km (0.074 R)
• M17: 21,538,653 km (0.114 R)
• M18: 23,970,964 km (0.058 R)
• M19: 26,998,676 km (0.105 R)
• M20: 32,004,370 km (0.036 R)
• M21: 32,954,616 km (0.075 R)
• M22: 37,596,039 km (0.085 R)
• M23: 43,661,186 km (0.102 R)
• M24: 46,621,728 km (0.068 R)
• M25: 49,398,414 km (0.118 R)
• M26: 57,338,321 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.3

Radius: 12.6

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 11.13 AU - 12.37 AU

Year: 14222 Days

Day: 10.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,456,196 km

• M1: 156,779 km (0.069 R)
• M2: 559,346 km (0.084 R)
• M3: 960,568 km (0.084 R)
• M4: 1,848,581 km (0.078 R)
• M5: 2,378,606 km (0.1 R)
• M6: 3,128,540 km (0.053 R)
• M7: 3,613,088 km (0.085 R)
• M8: 5,810,980 km (0.067 R)
• M9: 6,507,358 km (0.111 R)
• M10: 6,917,854 km (0.116 R)
• M11: 8,736,665 km (0.114 R)
• M12: 10,241,470 km (0.101 R)
• M13: 17,535,862 km (0.093 R)
• M14: 18,012,032 km (0.118 R)
• M15: 19,746,769 km (0.1 R)
• M16: 20,175,666 km (0.036 R)
• M17: 25,821,041 km (0.097 R)
• M18: 29,003,437 km (0.106 R)
• M19: 44,211,556 km (0.08 R)
• M20: 46,895,941 km (0.113 R)
• M21: 55,769,189 km (0.052 R)
• M22: 58,018,692 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.3

Radius: 10.1

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 10.49 AU - 13.45 AU

Year: 14623 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,456,196 km

• M1: 132,843 km (0.102 R)
• M2: 657,333 km (0.08 R)
• M3: 1,240,316 km (0.09 R)
• M4: 1,567,786 km (0.103 R)
• M5: 2,383,543 km (0.106 R)
• M6: 3,386,148 km (0.065 R)
• M7: 3,928,590 km (0.087 R)
• M8: 4,438,868 km (0.074 R)
• M9: 5,286,639 km (0.088 R)
• M10: 5,837,907 km (0.103 R)
• M11: 6,697,197 km (0.09 R)
• M12: 8,343,821 km (0.075 R)
• M13: 10,775,385 km (0.065 R)
• M14: 14,287,494 km (0.1 R)
• M15: 15,494,899 km (0.118 R)
• M16: 16,988,185 km (0.089 R)
• M17: 17,807,532 km (0.102 R)
• M18: 18,731,299 km (0.03 R)
• M19: 20,176,265 km (0.109 R)
• M20: 22,658,542 km (0.051 R)
• M21: 27,203,176 km (0.112 R)
• M22: 29,795,109 km (0.056 R)
• M23: 31,760,376 km (0.087 R)
• M24: 34,043,688 km (0.103 R)
• M25: 36,068,645 km (0.107 R)
• M26: 39,447,911 km (0.096 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 19,405 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit