🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.57 AU - 0.57 AU

Year: 161 Days

Day: 38.1 Hours

Environment

Temp: 197 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,631,581 km

• M1: 403,615 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.55 AU - 0.83 AU

Year: 215 Days

Day: 42.8 Hours

Environment

Temp: 120 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,631,581 km

• M1: 131,197 km (0.114 R)

Asteroid Belt

Center: 0.97 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.1 AU - 1.41 AU

Year: 524 Days

Day: 40.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 173.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.24 AU - 1.48 AU

Year: 594 Days

Day: 33.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,631,581 km

• M1: 704,307 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.6 AU - 2.5 AU

Year: 1100 Days

Day: 18.7 Hours

Environment

Temp: -67 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.98 AU - 2.34 AU

Year: 1190 Days

Day: 32.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 11.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.15 AU - 4.79 AU

Year: 3542 Days

Day: 8.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,631,581 km

• M1: 144,362 km (0.117 R)
• M2: 609,013 km (0.12 R)
• M3: 987,795 km (0.104 R)
• M4: 2,329,089 km (0.058 R)
• M5: 3,501,937 km (0.112 R)
• M6: 4,421,365 km (0.068 R)
• M7: 5,540,357 km (0.076 R)
• M8: 6,056,919 km (0.118 R)
• M9: 6,918,453 km (0.093 R)
• M10: 8,391,842 km (0.095 R)
• M11: 8,916,183 km (0.037 R)
• M12: 9,996,429 km (0.113 R)
• M13: 10,728,112 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.5

Radius: 10.7

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.91 AU - 5.41 AU

Year: 3770 Days

Day: 14.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,631,581 km

• M1: 133,142 km (0.12 R)
• M2: 524,939 km (0.041 R)
• M3: 907,461 km (0.034 R)
• M4: 1,244,804 km (0.082 R)
• M5: 1,797,867 km (0.105 R)
• M6: 2,879,460 km (0.092 R)
• M7: 3,494,457 km (0.107 R)
• M8: 3,833,595 km (0.119 R)
• M9: 4,579,041 km (0.107 R)
• M10: 5,657,043 km (0.081 R)
• M11: 6,563,307 km (0.062 R)
• M12: 7,795,695 km (0.112 R)
• M13: 10,713,152 km (0.114 R)
• M14: 11,347,746 km (0.108 R)
• M15: 11,696,459 km (0.111 R)
• M16: 12,738,857 km (0.104 R)
• M17: 14,240,371 km (0.118 R)
• M18: 15,910,631 km (0.068 R)
• M19: 17,075,400 km (0.062 R)
• M20: 17,533,918 km (0.098 R)
• M21: 20,139,913 km (0.101 R)
• M22: 20,523,033 km (0.101 R)
• M23: 23,553,287 km (0.076 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.1

Radius: 11.5

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.44 AU - 6.04 AU

Year: 5153 Days

Day: 11.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,631,581 km

• M1: 143,614 km (0.087 R)
• M2: 702,362 km (0.066 R)
• M3: 1,457,831 km (0.1 R)
• M4: 2,313,381 km (0.029 R)
• M5: 3,558,485 km (0.062 R)
• M6: 4,893,346 km (0.084 R)
• M7: 5,788,540 km (0.057 R)
• M8: 7,181,446 km (0.081 R)
• M9: 8,117,928 km (0.094 R)
• M10: 8,862,776 km (0.093 R)
• M11: 9,652,653 km (0.081 R)
• M12: 12,839,686 km (0.086 R)
• M13: 14,322,949 km (0.08 R)
• M14: 15,522,275 km (0.037 R)
• M15: 16,146,397 km (0.109 R)
• M16: 18,306,740 km (0.104 R)
• M17: 19,586,999 km (0.067 R)
• M18: 22,182,372 km (0.079 R)
• M19: 25,542,789 km (0.095 R)
• M20: 26,413,000 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 15,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit