🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.59 AU - 0.75 AU

Year: 194 Days

Day: 29.1 Hours

Environment

Temp: 198 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.71 AU - 1.03 AU

Year: 287 Days

Day: 14.7 Hours

Environment

Temp: 165 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.23 AU - 3.07 AU

Year: 1523 Days

Day: 22.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.7

Radius: 10.3

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.98 AU - 7 AU

Year: 5177 Days

Day: 7.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,439,630 km

• M1: 128,804 km (0.085 R)
• M2: 450,290 km (0.118 R)
• M3: 2,495,292 km (0.081 R)
• M4: 5,237,421 km (0.076 R)
• M5: 6,223,271 km (0.117 R)
• M6: 6,839,615 km (0.093 R)
• M7: 8,375,536 km (0.097 R)
• M8: 8,908,104 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.9

Radius: 11.3

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.27 AU - 8.55 AU

Year: 7122 Days

Day: 7.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,439,630 km

• M1: 157,975 km (0.039 R)
• M2: 549,473 km (0.107 R)
• M3: 1,176,438 km (0.115 R)
• M4: 1,546,842 km (0.114 R)
• M5: 2,589,689 km (0.105 R)
• M6: 3,185,986 km (0.111 R)
• M7: 4,769,330 km (0.106 R)
• M8: 7,242,183 km (0.063 R)
• M9: 7,677,812 km (0.068 R)
• M10: 8,428,194 km (0.112 R)
• M11: 9,135,643 km (0.027 R)
• M12: 11,497,195 km (0.062 R)
• M13: 15,115,518 km (0.096 R)
• M14: 17,112,650 km (0.068 R)
• M15: 22,613,065 km (0.065 R)
• M16: 25,578,693 km (0.108 R)
• M17: 26,591,171 km (0.094 R)
• M18: 34,219,017 km (0.102 R)
• M19: 39,797,821 km (0.05 R)
• M20: 42,291,318 km (0.071 R)
• M21: 43,059,204 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.5

Radius: 10.4

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 9.8 AU - 15.8 AU

Year: 16170 Days

Day: 6.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,439,630 km

• M1: 131,197 km (0.095 R)
• M2: 520,301 km (0.086 R)
• M3: 994,826 km (0.104 R)
• M4: 1,463,516 km (0.096 R)
• M5: 2,095,866 km (0.107 R)
• M6: 2,486,765 km (0.115 R)
• M7: 3,668,589 km (0.093 R)
• M8: 5,338,101 km (0.083 R)
• M9: 7,557,385 km (0.107 R)
• M10: 9,323,388 km (0.097 R)
• M11: 11,287,608 km (0.119 R)
• M12: 12,042,329 km (0.093 R)
• M13: 12,366,658 km (0.084 R)
• M14: 14,291,982 km (0.11 R)
• M15: 15,401,849 km (0.086 R)
• M16: 17,708,947 km (0.05 R)
• M17: 18,383,933 km (0.099 R)
• M18: 22,602,742 km (0.107 R)
• M19: 23,902,748 km (0.112 R)
• M20: 26,761,114 km (0.038 R)
• M21: 28,101,810 km (0.058 R)
• M22: 29,136,280 km (0.09 R)
• M23: 29,839,988 km (0.094 R)
• M24: 30,434,939 km (0.095 R)
• M25: 32,392,128 km (0.094 R)
• M26: 33,785,632 km (0.04 R)
• M27: 34,302,044 km (0.054 R)
• M28: 41,209,875 km (0.113 R)
• M29: 48,662,243 km (0.116 R)
• M30: 55,341,787 km (0.036 R)
• M31: 61,259,281 km (0.082 R)
• M32: 61,834,634 km (0.042 R)
• M33: 67,380,975 km (0.108 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 11,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit