🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.87 AU - 0.99 AU

Year: 321 Days

Day: 46.3 Hours

Environment

Temp: 126 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,135,473 km

• M1: 55,351 km (0.04 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.98 AU - 1.06 AU

Year: 369 Days

Day: 44 Hours

Environment

Temp: 36 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.67 AU - 2.45 AU

Year: 1059 Days

Day: 38 Hours

Environment

Temp: -67 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,135,473 km

• M1: 182,809 km (0.057 R)
• M2: 1,452,296 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.33 AU - 4.41 AU

Year: 2727 Days

Day: 27.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,135,473 km

• M1: 56,997 km (0.115 R)
• M2: 788,082 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.9

Radius: 14.6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.92 AU - 6.9 AU

Year: 5812 Days

Day: 11.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,135,473 km

• M1: 181,612 km (0.04 R)
• M2: 657,483 km (0.036 R)
• M3: 1,983,668 km (0.099 R)
• M4: 2,605,845 km (0.042 R)
• M5: 3,874,286 km (0.116 R)
• M6: 4,647,707 km (0.083 R)
• M7: 5,126,719 km (0.074 R)
• M8: 5,787,194 km (0.09 R)
• M9: 6,833,780 km (0.049 R)
• M10: 7,599,273 km (0.099 R)
• M11: 8,229,379 km (0.087 R)
• M12: 9,937,188 km (0.037 R)
• M13: 12,017,945 km (0.108 R)
• M14: 13,239,711 km (0.088 R)
• M15: 14,375,458 km (0.115 R)
• M16: 14,938,544 km (0.11 R)
• M17: 15,575,083 km (0.118 R)
• M18: 17,657,635 km (0.12 R)
• M19: 18,369,571 km (0.069 R)
• M20: 19,439,047 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.2

Radius: 8.5

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.99 AU - 9.81 AU

Year: 10322 Days

Day: 11.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,135,473 km

• M1: 105,766 km (0.07 R)
• M2: 376,687 km (0.029 R)
• M3: 1,323,492 km (0.089 R)
• M4: 2,363,497 km (0.098 R)
• M5: 4,437,372 km (0.066 R)
• M6: 7,145,393 km (0.108 R)
• M7: 8,511,072 km (0.046 R)
• M8: 9,608,073 km (0.075 R)
• M9: 10,951,911 km (0.119 R)
• M10: 11,914,722 km (0.117 R)
• M11: 12,191,927 km (0.119 R)
• M12: 13,049,422 km (0.025 R)
• M13: 15,141,249 km (0.109 R)
• M14: 16,334,741 km (0.058 R)
• M15: 16,608,356 km (0.034 R)
• M16: 18,907,824 km (0.069 R)
• M17: 20,133,779 km (0.11 R)
• M18: 21,006,683 km (0.086 R)
• M19: 22,237,424 km (0.087 R)
• M20: 23,952,414 km (0.115 R)
• M21: 26,031,376 km (0.106 R)
• M22: 26,498,869 km (0.098 R)
• M23: 27,740,232 km (0.08 R)
• M24: 28,129,935 km (0.104 R)
• M25: 30,545,192 km (0.111 R)
• M26: 31,909,525 km (0.057 R)
• M27: 32,986,330 km (0.118 R)
• M28: 33,423,755 km (0.067 R)
• M29: 37,893,589 km (0.103 R)
• M30: 40,458,146 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.8

Radius: 4.4

Gravity: 48.39 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.85 AU - 15.49 AU

Year: 17118 Days

Day: 20.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 76,135,473 km

• M1: 54,753 km (0.117 R)
• M2: 221,854 km (0.05 R)
• M3: 384,167 km (0.029 R)
• M4: 601,683 km (0.038 R)
• M5: 1,029,533 km (0.11 R)
• M6: 1,301,501 km (0.097 R)
• M7: 1,671,756 km (0.119 R)
• M8: 2,343,301 km (0.102 R)
• M9: 3,372,983 km (0.106 R)
• M10: 3,846,311 km (0.095 R)
• M11: 4,362,573 km (0.101 R)
• M12: 4,637,534 km (0.071 R)
• M13: 5,221,863 km (0.064 R)
• M14: 6,360,453 km (0.083 R)
• M15: 7,221,239 km (0.106 R)
• M16: 8,521,394 km (0.061 R)
• M17: 9,115,597 km (0.069 R)
• M18: 9,451,145 km (0.106 R)
• M19: 9,794,921 km (0.109 R)
• M20: 18,274,726 km (0.115 R)
• M21: 22,631,016 km (0.11 R)
• M22: 23,245,714 km (0.063 R)
• M23: 27,055,373 km (0.101 R)
• M24: 32,667,537 km (0.114 R)
• M25: 33,189,335 km (0.094 R)
• M26: 34,518,213 km (0.118 R)
• M27: 38,282,245 km (0.113 R)
• M28: 40,188,421 km (0.044 R)
• M29: 46,613,051 km (0.089 R)
• M30: 46,777,758 km (0.028 R)
• M31: 46,942,914 km (0.1 R)
• M32: 47,941,630 km (0.09 R)
• M33: 48,954,557 km (0.074 R)
• M34: 56,074,069 km (0.052 R)
• M35: 57,198,147 km (0.115 R)
• M36: 63,044,731 km (0.088 R)
• M37: 65,904,444 km (0.089 R)
• M38: 68,636,101 km (0.07 R)
• M39: 71,442,408 km (0.076 R)
• M40: 74,774,252 km (0.057 R)
• M41: 75,226,187 km (0.094 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 15,065 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit