🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.9 AU - 1.02 AU

Year: 344 Days

Day: 15.2 Hours

Environment

Temp: 45 °C

Axial Tilt: 1.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.04 AU - 1.18 AU

Year: 427 Days

Day: 32.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.69 AU - 2.99 AU

Year: 1748 Days

Day: 29.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.03 AU - 3.21 AU

Year: 2013 Days

Day: 39.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.6 AU - 4.34 AU

Year: 2889 Days

Day: 19.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.37 AU - 4.85 AU

Year: 3615 Days

Day: 18.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 129.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,476,982 km

• M1: 404,812 km (0.057 R)
• M2: 2,954,109 km (0.077 R)

Asteroid Belt

Center: 6.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.5

Radius: 8.3

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.92 AU - 9.28 AU

Year: 8420 Days

Day: 8 Hours

Environment

Temp: -171 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,476,982 km

• M1: 103,522 km (0.033 R)
• M2: 579,393 km (0.102 R)
• M3: 1,159,383 km (0.115 R)
• M4: 1,491,341 km (0.066 R)
• M5: 2,387,732 km (0.115 R)
• M6: 3,338,276 km (0.105 R)
• M7: 3,705,539 km (0.063 R)
• M8: 4,434,829 km (0.075 R)
• M9: 5,518,366 km (0.113 R)
• M10: 5,927,816 km (0.081 R)
• M11: 6,393,963 km (0.041 R)
• M12: 8,026,075 km (0.079 R)
• M13: 8,596,941 km (0.102 R)
• M14: 9,770,835 km (0.083 R)
• M15: 11,316,331 km (0.091 R)
• M16: 11,588,898 km (0.101 R)
• M17: 13,018,306 km (0.116 R)
• M18: 14,306,792 km (0.113 R)
• M19: 15,745,774 km (0.068 R)
• M20: 16,780,543 km (0.081 R)
• M21: 17,495,172 km (0.101 R)
• M22: 18,454,393 km (0.038 R)
• M23: 19,997,944 km (0.118 R)
• M24: 23,516,037 km (0.031 R)
• M25: 24,592,394 km (0.096 R)
• M26: 29,637,881 km (0.108 R)
• M27: 31,105,586 km (0.1 R)
• M28: 32,292,346 km (0.087 R)
• M29: 35,101,345 km (0.104 R)
• M30: 39,177,139 km (0.059 R)
• M31: 44,363,398 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.5

Radius: 3.2

Gravity: 54.25 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 17.86 AU - 20.54 AU

Year: 30729 Days

Day: 16.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,476,982 km

• M1: 39,793 km (0.071 R)
• M2: 158,723 km (0.087 R)
• M3: 287,976 km (0.089 R)
• M4: 426,653 km (0.095 R)
• M5: 657,333 km (0.069 R)
• M6: 1,188,854 km (0.108 R)
• M7: 1,378,245 km (0.098 R)
• M8: 2,343,002 km (0.082 R)
• M9: 2,641,001 km (0.04 R)
• M10: 2,745,719 km (0.085 R)
• M11: 2,908,033 km (0.064 R)
• M12: 4,409,248 km (0.031 R)
• M13: 6,359,854 km (0.098 R)
• M14: 7,495,901 km (0.109 R)
• M15: 8,305,674 km (0.107 R)
• M16: 9,844,587 km (0.067 R)
• M17: 10,483,819 km (0.034 R)
• M18: 12,058,187 km (0.081 R)
• M19: 12,640,870 km (0.095 R)
• M20: 12,789,421 km (0.1 R)
• M21: 13,014,267 km (0.107 R)
• M22: 14,099,300 km (0.085 R)
• M23: 21,793,119 km (0.115 R)
• M24: 26,094,506 km (0.112 R)
• M25: 31,063,250 km (0.092 R)
• M26: 34,559,053 km (0.104 R)
• M27: 42,985,751 km (0.106 R)
• M28: 44,169,220 km (0.099 R)
• M29: 45,722,495 km (0.097 R)
• M30: 58,652,239 km (0.099 R)
• M31: 62,872,544 km (0.08 R)
• M32: 64,396,049 km (0.071 R)
• M33: 64,835,867 km (0.106 R)
• M34: 65,944,088 km (0.12 R)
• M35: 69,806,555 km (0.088 R)
• M36: 81,520,368 km (0.117 R)
• M37: 90,565,953 km (0.062 R)
• M38: 93,911,559 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 15,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit