🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.46 AU - 0.56 AU

Year: 139 Days

Day: 23.4 Hours

Environment

Temp: 225 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,979,445 km

• M1: 20,345 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.33 AU - 1.99 AU

Year: 819 Days

Day: 19.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.47 AU - 2.19 AU

Year: 948 Days

Day: 29.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,979,445 km

• M1: 265,387 km (0.11 R)
• M2: 461,509 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.17 AU - 3.07 AU

Year: 1624 Days

Day: 16.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.21 AU - 4.91 AU

Year: 3132 Days

Day: 40.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.2

Radius: 11.4

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.71 AU - 4.59 AU

Year: 3237 Days

Day: 7.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,979,445 km

• M1: 157,377 km (0.116 R)
• M2: 714,779 km (0.065 R)
• M3: 1,158,486 km (0.098 R)
• M4: 2,352,875 km (0.063 R)
• M5: 3,001,681 km (0.06 R)
• M6: 3,825,816 km (0.082 R)
• M7: 4,259,201 km (0.082 R)
• M8: 4,794,612 km (0.12 R)
• M9: 6,646,185 km (0.065 R)
• M10: 10,509,998 km (0.086 R)
• M11: 11,074,730 km (0.105 R)
• M12: 14,451,603 km (0.094 R)
• M13: 15,353,977 km (0.051 R)

Asteroid Belt

Center: 5.04 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.7

Radius: 10.5

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.05 AU - 6.81 AU

Year: 5529 Days

Day: 6.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,979,445 km

• M1: 130,749 km (0.071 R)
• M2: 498,011 km (0.112 R)
• M3: 1,082,640 km (0.07 R)
• M4: 1,650,364 km (0.106 R)
• M5: 2,267,754 km (0.046 R)
• M6: 2,708,021 km (0.101 R)
• M7: 3,590,648 km (0.103 R)
• M8: 3,961,800 km (0.034 R)
• M9: 6,532,341 km (0.057 R)
• M10: 6,954,655 km (0.111 R)
• M11: 7,499,341 km (0.119 R)
• M12: 8,220,253 km (0.07 R)
• M13: 15,061,514 km (0.117 R)
• M14: 15,513,299 km (0.082 R)
• M15: 18,416,994 km (0.098 R)
• M16: 20,474,114 km (0.115 R)
• M17: 24,415,719 km (0.077 R)
• M18: 24,804,524 km (0.087 R)
• M19: 27,224,419 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.3

Radius: 10.1

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.49 AU - 11.93 AU

Year: 12491 Days

Day: 10.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,979,445 km

• M1: 125,812 km (0.104 R)
• M2: 467,194 km (0.078 R)
• M3: 987,496 km (0.118 R)
• M4: 1,408,614 km (0.118 R)
• M5: 1,933,104 km (0.109 R)
• M6: 2,583,854 km (0.059 R)
• M7: 4,055,000 km (0.112 R)
• M8: 6,471,604 km (0.095 R)
• M9: 10,291,735 km (0.107 R)
• M10: 17,330,465 km (0.062 R)
• M11: 18,606,086 km (0.108 R)
• M12: 19,045,006 km (0.029 R)
• M13: 24,775,951 km (0.067 R)
• M14: 31,560,962 km (0.084 R)
• M15: 33,137,724 km (0.101 R)
• M16: 36,675,863 km (0.12 R)
• M17: 40,092,977 km (0.114 R)
• M18: 41,195,214 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.4

Radius: 5

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 14.35 AU - 19.77 AU

Year: 26980 Days

Day: 21.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,979,445 km

• M1: 62,233 km (0.053 R)
• M2: 255,364 km (0.104 R)
• M3: 613,052 km (0.095 R)
• M4: 1,031,926 km (0.09 R)
• M5: 1,350,121 km (0.044 R)
• M6: 1,532,481 km (0.065 R)
• M7: 1,699,731 km (0.078 R)
• M8: 2,951,267 km (0.105 R)
• M9: 3,211,567 km (0.058 R)
• M10: 3,617,426 km (0.097 R)
• M11: 5,913,903 km (0.102 R)
• M12: 6,213,248 km (0.084 R)
• M13: 6,562,111 km (0.068 R)
• M14: 7,512,955 km (0.116 R)
• M15: 8,364,915 km (0.094 R)
• M16: 9,081,638 km (0.095 R)
• M17: 14,530,142 km (0.082 R)
• M18: 16,061,575 km (0.094 R)
• M19: 18,794,579 km (0.077 R)
• M20: 22,899,694 km (0.109 R)
• M21: 28,188,727 km (0.12 R)
• M22: 40,425,384 km (0.085 R)
• M23: 53,979,400 km (0.041 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 10,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit