🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.57 AU - 0.91 AU

Year: 276 Days

Day: 19 Hours

Environment

Temp: -15 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,392,014 km

• M1: 550,221 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.7 AU - 1 AU

Year: 340 Days

Day: 30.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.9 AU - 1.08 AU

Year: 427 Days

Day: 36.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.33 AU - 1.65 AU

Year: 788 Days

Day: 16 Hours

Environment

Temp: -98 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673

Radius: 13.8

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.38 AU - 5.16 AU

Year: 3825 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,392,014 km

• M1: 172,038 km (0.055 R)
• M2: 620,083 km (0.097 R)
• M3: 1,572,573 km (0.079 R)
• M4: 2,195,947 km (0.08 R)
• M5: 2,827,250 km (0.065 R)
• M6: 4,297,797 km (0.063 R)
• M7: 5,477,526 km (0.112 R)
• M8: 8,363,419 km (0.118 R)
• M9: 9,248,290 km (0.114 R)
• M10: 10,358,605 km (0.081 R)
• M11: 10,946,076 km (0.054 R)
• M12: 11,644,848 km (0.084 R)
• M13: 12,326,565 km (0.083 R)
• M14: 13,670,702 km (0.098 R)
• M15: 18,410,860 km (0.086 R)
• M16: 22,096,054 km (0.102 R)
• M17: 23,498,086 km (0.104 R)
• M18: 25,033,109 km (0.095 R)

Asteroid Belt

Center: 5.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.3

Radius: 8.9

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.28 AU - 8.56 AU

Year: 8761 Days

Day: 7.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,392,014 km

• M1: 111,301 km (0.059 R)
• M2: 530,773 km (0.054 R)
• M3: 822,489 km (0.088 R)
• M4: 1,132,905 km (0.06 R)
• M5: 1,572,423 km (0.071 R)
• M6: 3,651,086 km (0.072 R)
• M7: 4,201,606 km (0.075 R)
• M8: 5,319,251 km (0.059 R)
• M9: 6,354,020 km (0.114 R)
• M10: 8,051,806 km (0.118 R)
• M11: 18,023,252 km (0.098 R)
• M12: 18,497,627 km (0.058 R)
• M13: 21,977,573 km (0.109 R)
• M14: 23,790,250 km (0.087 R)
• M15: 24,361,116 km (0.067 R)
• M16: 26,736,431 km (0.118 R)
• M17: 27,621,003 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.4

Radius: 12

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.75 AU - 9.33 AU

Year: 9882 Days

Day: 11.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,392,014 km

• M1: 149,299 km (0.081 R)
• M2: 846,126 km (0.106 R)
• M3: 1,853,966 km (0.037 R)
• M4: 3,562,673 km (0.096 R)
• M5: 6,815,978 km (0.08 R)
• M6: 8,609,357 km (0.11 R)
• M7: 9,783,551 km (0.103 R)
• M8: 13,417,283 km (0.062 R)
• M9: 16,870,451 km (0.05 R)
• M10: 19,769,658 km (0.074 R)
• M11: 21,444,556 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.8

Radius: 5.9

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.43 AU - 10.81 AU

Year: 15002 Days

Day: 20.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 67 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,392,014 km

• M1: 74,201 km (0.035 R)
• M2: 293,810 km (0.077 R)
• M3: 1,108,221 km (0.09 R)
• M4: 1,466,358 km (0.091 R)
• M5: 2,111,275 km (0.103 R)
• M6: 3,124,950 km (0.081 R)
• M7: 3,352,039 km (0.103 R)
• M8: 3,541,580 km (0.106 R)
• M9: 3,916,472 km (0.099 R)
• M10: 4,235,116 km (0.099 R)
• M11: 4,513,667 km (0.051 R)
• M12: 4,984,900 km (0.034 R)
• M13: 5,201,069 km (0.07 R)
• M14: 6,341,753 km (0.098 R)
• M15: 7,008,810 km (0.068 R)
• M16: 8,569,116 km (0.107 R)
• M17: 9,383,526 km (0.117 R)
• M18: 9,809,432 km (0.102 R)
• M19: 10,297,869 km (0.106 R)
• M20: 10,497,582 km (0.077 R)
• M21: 11,914,872 km (0.08 R)
• M22: 12,470,778 km (0.112 R)
• M23: 15,381,952 km (0.103 R)
• M24: 22,755,332 km (0.06 R)
• M25: 24,842,372 km (0.106 R)
• M26: 28,500,638 km (0.097 R)
• M27: 29,493,220 km (0.102 R)
• M28: 35,142,335 km (0.101 R)
• M29: 38,639,036 km (0.113 R)
• M30: 43,392,059 km (0.09 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 14,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit