🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.91 AU - 1.15 AU

Year: 373 Days

Day: 21.8 Hours

Environment

Temp: 98 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,705,639 km

• M1: 36,502 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.41 AU - 1.77 AU

Year: 715 Days

Day: 19.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.49 AU - 2.05 AU

Year: 839 Days

Day: 25.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.4 AU - 5.42 AU

Year: 3301 Days

Day: 15.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.7

Radius: 10.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.08 AU - 8 AU

Year: 6658 Days

Day: 5.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,705,639 km

• M1: 134,788 km (0.111 R)
• M2: 477,367 km (0.083 R)
• M3: 896,989 km (0.054 R)
• M4: 1,432,100 km (0.117 R)
• M5: 2,118,755 km (0.031 R)
• M6: 2,653,417 km (0.095 R)
• M7: 4,697,523 km (0.103 R)
• M8: 5,958,782 km (0.112 R)
• M9: 6,997,889 km (0.062 R)
• M10: 7,787,916 km (0.079 R)
• M11: 8,496,561 km (0.113 R)
• M12: 9,247,692 km (0.075 R)
• M13: 9,964,864 km (0.084 R)
• M14: 11,298,080 km (0.091 R)
• M15: 12,976,718 km (0.059 R)
• M16: 14,815,724 km (0.03 R)
• M17: 19,003,866 km (0.117 R)
• M18: 19,547,056 km (0.101 R)
• M19: 21,889,310 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.4

Radius: 8.4

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.06 AU - 9.72 AU

Year: 7900 Days

Day: 7.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,705,639 km

• M1: 105,167 km (0.12 R)
• M2: 534,364 km (0.107 R)
• M3: 908,657 km (0.068 R)
• M4: 1,542,504 km (0.083 R)
• M5: 2,858,217 km (0.043 R)
• M6: 3,340,670 km (0.059 R)
• M7: 3,683,848 km (0.1 R)
• M8: 6,786,059 km (0.072 R)
• M9: 8,284,281 km (0.078 R)
• M10: 9,898,592 km (0.028 R)
• M11: 13,280,850 km (0.111 R)
• M12: 14,322,051 km (0.086 R)
• M13: 17,229,336 km (0.109 R)
• M14: 19,984,181 km (0.113 R)
• M15: 25,466,943 km (0.103 R)
• M16: 26,438,880 km (0.104 R)
• M17: 33,946,450 km (0.073 R)
• M18: 34,477,971 km (0.107 R)
• M19: 34,799,457 km (0.119 R)
• M20: 35,776,331 km (0.031 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.9

Radius: 8

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 13.82 AU - 15.42 AU

Year: 19926 Days

Day: 24 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,705,639 km

• M1: 99,483 km (0.119 R)
• M2: 441,015 km (0.045 R)
• M3: 6,697,646 km (0.067 R)
• M4: 11,195,605 km (0.063 R)
• M5: 15,081,560 km (0.043 R)
• M6: 16,382,164 km (0.085 R)
• M7: 17,218,715 km (0.109 R)
• M8: 18,694,797 km (0.093 R)

Asteroid Belt

Center: 16.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.5

Radius: 5.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 18.73 AU - 19.61 AU

Year: 29918 Days

Day: 15.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,705,639 km

• M1: 84,224 km (0.102 R)
• M2: 345,272 km (0.111 R)
• M3: 568,322 km (0.071 R)
• M4: 753,973 km (0.063 R)
• M5: 1,242,710 km (0.086 R)
• M6: 1,846,487 km (0.085 R)
• M7: 4,707,546 km (0.099 R)
• M8: 7,374,427 km (0.092 R)
• M9: 8,130,495 km (0.086 R)
• M10: 8,421,762 km (0.116 R)
• M11: 9,337,151 km (0.107 R)
• M12: 12,208,084 km (0.079 R)
• M13: 14,865,989 km (0.109 R)
• M14: 15,681,896 km (0.119 R)
• M15: 18,593,071 km (0.088 R)
• M16: 22,005,398 km (0.114 R)
• M17: 22,898,796 km (0.12 R)
• M18: 27,824,905 km (0.046 R)
• M19: 29,644,763 km (0.094 R)
• M20: 36,132,972 km (0.039 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 11,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit