🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.93 AU - 1.53 AU

Year: 496 Days

Day: 37.8 Hours

Environment

Temp: -9 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 71,250,270 km

• M1: 826,229 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.31 AU - 1.35 AU

Year: 557 Days

Day: 43.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.52 AU - 1.62 AU

Year: 715 Days

Day: 43.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,250,270 km

• M1: 20,046 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.36 AU - 2.1 AU

Year: 827 Days

Day: 43.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.48 AU - 2.12 AU

Year: 878 Days

Day: 37.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.61 AU - 2.83 AU

Year: 1630 Days

Day: 28.8 Hours

Environment

Temp: -100 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.3

Radius: 12.1

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.89 AU - 7.57 AU

Year: 5651 Days

Day: 9.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,250,270 km

• M1: 211,681 km (0.056 R)
• M2: 775,964 km (0.034 R)
• M3: 1,199,027 km (0.11 R)
• M4: 1,882,390 km (0.034 R)
• M5: 3,594,837 km (0.033 R)
• M6: 4,469,087 km (0.076 R)
• M7: 5,022,001 km (0.091 R)
• M8: 6,084,594 km (0.12 R)
• M9: 6,701,087 km (0.115 R)
• M10: 7,880,367 km (0.117 R)
• M11: 9,153,744 km (0.079 R)
• M12: 11,179,000 km (0.097 R)
• M13: 12,296,496 km (0.114 R)
• M14: 12,833,104 km (0.108 R)
• M15: 13,848,574 km (0.096 R)
• M16: 14,644,734 km (0.029 R)
• M17: 17,398,831 km (0.026 R)
• M18: 19,547,206 km (0.103 R)
• M19: 21,166,603 km (0.111 R)
• M20: 23,019,971 km (0.087 R)
• M21: 23,910,826 km (0.025 R)
• M22: 25,290,118 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.2

Radius: 7.4

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 10.58 AU - 15.22 AU

Year: 16839 Days

Day: 17.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,250,270 km

• M1: 97,538 km (0.032 R)
• M2: 526,884 km (0.108 R)
• M3: 845,527 km (0.08 R)
• M4: 1,081,443 km (0.107 R)
• M5: 2,933,764 km (0.119 R)
• M6: 5,338,250 km (0.083 R)
• M7: 8,456,618 km (0.114 R)
• M8: 13,363,279 km (0.084 R)
• M9: 18,737,133 km (0.069 R)
• M10: 24,138,963 km (0.098 R)
• M11: 24,761,739 km (0.065 R)
• M12: 31,961,735 km (0.114 R)
• M13: 32,335,729 km (0.094 R)
• M14: 37,882,220 km (0.064 R)
• M15: 38,582,039 km (0.106 R)
• M16: 45,587,109 km (0.099 R)
• M17: 46,378,631 km (0.035 R)
• M18: 61,853,783 km (0.11 R)
• M19: 62,823,925 km (0.119 R)
• M20: 64,794,428 km (0.118 R)
• M21: 69,482,227 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.6

Radius: 5.1

Gravity: 24.44 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 11.95 AU - 15.83 AU

Year: 18814 Days

Day: 24.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,250,270 km

• M1: 63,429 km (0.12 R)
• M2: 230,830 km (0.098 R)
• M3: 413,189 km (0.092 R)
• M4: 583,132 km (0.109 R)
• M5: 761,154 km (0.119 R)
• M6: 1,216,231 km (0.119 R)
• M7: 1,433,746 km (0.086 R)
• M8: 1,694,046 km (0.055 R)
• M9: 2,004,761 km (0.097 R)
• M10: 2,668,527 km (0.071 R)
• M11: 3,496,701 km (0.077 R)
• M12: 4,450,686 km (0.102 R)
• M13: 6,252,293 km (0.116 R)
• M14: 6,947,325 km (0.074 R)
• M15: 7,886,949 km (0.104 R)
• M16: 8,489,829 km (0.092 R)
• M17: 10,423,381 km (0.061 R)
• M18: 10,721,679 km (0.036 R)
• M19: 11,650,533 km (0.04 R)
• M20: 13,177,478 km (0.042 R)
• M21: 19,433,212 km (0.116 R)
• M22: 21,569,769 km (0.068 R)
• M23: 22,348,276 km (0.103 R)
• M24: 23,044,654 km (0.086 R)
• M25: 26,855,810 km (0.102 R)
• M26: 29,617,386 km (0.105 R)
• M27: 32,309,999 km (0.05 R)
• M28: 33,845,321 km (0.066 R)
• M29: 35,697,194 km (0.066 R)
• M30: 39,170,108 km (0.077 R)
• M31: 39,890,721 km (0.029 R)
• M32: 52,653,663 km (0.057 R)
• M33: 54,775,859 km (0.027 R)
• M34: 57,507,965 km (0.089 R)
• M35: 66,450,477 km (0.091 R)
• M36: 66,859,028 km (0.098 R)
• M37: 67,063,977 km (0.102 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 12,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit