🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.53 AU - 0.69 AU

Year: 172 Days

Day: 26 Hours

Environment

Temp: 143 °C

Axial Tilt: 49.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.69 AU - 0.77 AU

Year: 226 Days

Day: 33.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,387,536 km

• M1: 323,879 km (0.042 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2 AU - 2.4 AU

Year: 1180 Days

Day: 24.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,387,536 km

• M1: 479,461 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.2 AU - 2.64 AU

Year: 1361 Days

Day: 38.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.73 AU - 5.79 AU

Year: 3756 Days

Day: 36 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,387,536 km

• M1: 73,901 km (0.076 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.4 AU - 5.14 AU

Year: 3768 Days

Day: 27.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592

Radius: 9.6

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.46 AU - 6.86 AU

Year: 5529 Days

Day: 11.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,387,536 km

• M1: 119,379 km (0.075 R)
• M2: 436,826 km (0.117 R)
• M3: 1,067,979 km (0.119 R)
• M4: 1,421,778 km (0.113 R)
• M5: 1,748,051 km (0.093 R)
• M6: 2,572,335 km (0.069 R)
• M7: 3,239,841 km (0.116 R)
• M8: 3,636,425 km (0.097 R)
• M9: 5,024,693 km (0.065 R)
• M10: 5,328,826 km (0.113 R)
• M11: 6,035,676 km (0.108 R)
• M12: 10,900,748 km (0.077 R)
• M13: 11,554,940 km (0.062 R)
• M14: 12,185,644 km (0.029 R)
• M15: 13,252,726 km (0.094 R)
• M16: 13,728,746 km (0.081 R)
• M17: 15,167,878 km (0.054 R)
• M18: 19,539,127 km (0.053 R)
• M19: 26,387,718 km (0.091 R)
• M20: 26,804,647 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.3

Radius: 11.6

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.25 AU - 7.17 AU

Year: 5597 Days

Day: 13.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,387,536 km

• M1: 144,212 km (0.075 R)
• M2: 892,202 km (0.051 R)
• M3: 1,485,956 km (0.088 R)
• M4: 2,364,843 km (0.094 R)
• M5: 3,324,513 km (0.1 R)
• M6: 4,245,737 km (0.114 R)
• M7: 4,875,694 km (0.111 R)
• M8: 6,031,637 km (0.1 R)
• M9: 6,589,337 km (0.102 R)
• M10: 7,038,879 km (0.095 R)
• M11: 7,471,815 km (0.095 R)
• M12: 11,310,646 km (0.105 R)
• M13: 12,522,239 km (0.069 R)
• M14: 13,486,248 km (0.11 R)
• M15: 15,321,515 km (0.034 R)
• M16: 15,744,278 km (0.107 R)
• M17: 17,317,749 km (0.12 R)
• M18: 18,310,929 km (0.112 R)
• M19: 20,483,090 km (0.09 R)
• M20: 22,125,375 km (0.115 R)
• M21: 23,853,680 km (0.09 R)
• M22: 24,750,968 km (0.075 R)
• M23: 25,333,502 km (0.092 R)
• M24: 27,048,342 km (0.087 R)
• M25: 30,995,332 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.1

Radius: 3

Gravity: 59.79 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 13.38 AU - 18.62 AU

Year: 23146 Days

Day: 18.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 77,387,536 km

• M1: 51,611 km (0.086 R)
• M2: 437,873 km (0.081 R)
• M3: 535,112 km (0.111 R)
• M4: 743,501 km (0.056 R)
• M5: 1,003,203 km (0.11 R)
• M6: 1,753,586 km (0.053 R)
• M7: 1,865,934 km (0.092 R)
• M8: 2,766,813 km (0.066 R)
• M9: 3,241,337 km (0.114 R)
• M10: 6,017,126 km (0.082 R)
• M11: 10,726,167 km (0.119 R)
• M12: 17,767,590 km (0.076 R)
• M13: 21,377,835 km (0.069 R)
• M14: 28,074,284 km (0.101 R)
• M15: 33,591,753 km (0.085 R)
• M16: 39,492,342 km (0.101 R)
• M17: 46,872,603 km (0.08 R)
• M18: 53,834,888 km (0.043 R)
• M19: 60,662,685 km (0.11 R)
• M20: 62,254,556 km (0.063 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 15,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit