🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.5 AU - 0.54 AU

Year: 135 Days

Day: 15.1 Hours

Environment

Temp: 234 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.86 AU - 1.4 AU

Year: 432 Days

Day: 22.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 83,730,891 km

• M1: 302,337 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.95 AU - 1.33 AU

Year: 438 Days

Day: 42.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,730,891 km

• M1: 347,067 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.68 AU - 2.62 AU

Year: 1135 Days

Day: 38.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.1

Radius: 14.1

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.5 AU - 9.16 AU

Year: 7142 Days

Day: 6 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,730,891 km

• M1: 176,974 km (0.069 R)
• M2: 690,843 km (0.057 R)
• M3: 1,367,025 km (0.078 R)
• M4: 2,250,850 km (0.11 R)
• M5: 3,231,314 km (0.086 R)
• M6: 4,506,785 km (0.117 R)
• M7: 5,870,370 km (0.085 R)
• M8: 9,356,150 km (0.119 R)
• M9: 15,952,070 km (0.038 R)
• M10: 17,434,285 km (0.048 R)
• M11: 19,718,795 km (0.109 R)
• M12: 27,222,025 km (0.113 R)
• M13: 33,368,254 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.7

Radius: 13.6

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.59 AU - 11.35 AU

Year: 11330 Days

Day: 10.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,730,891 km

• M1: 169,195 km (0.115 R)
• M2: 1,468,602 km (0.11 R)
• M3: 2,033,484 km (0.114 R)
• M4: 4,511,722 km (0.074 R)
• M5: 6,316,172 km (0.101 R)
• M6: 6,949,120 km (0.059 R)
• M7: 7,542,276 km (0.119 R)
• M8: 8,342,176 km (0.071 R)
• M9: 12,458,810 km (0.108 R)
• M10: 15,811,149 km (0.076 R)
• M11: 16,909,945 km (0.113 R)
• M12: 20,273,952 km (0.065 R)
• M13: 22,664,377 km (0.104 R)
• M14: 24,418,860 km (0.102 R)
• M15: 29,401,816 km (0.115 R)
• M16: 35,600,553 km (0.107 R)
• M17: 38,697,080 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.5

Radius: 14.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.72 AU - 12.36 AU

Year: 12315 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,730,891 km

• M1: 184,604 km (0.101 R)
• M2: 1,073,963 km (0.074 R)
• M3: 1,609,823 km (0.051 R)
• M4: 3,490,418 km (0.089 R)
• M5: 4,037,796 km (0.117 R)
• M6: 4,522,643 km (0.112 R)
• M7: 7,353,783 km (0.105 R)
• M8: 8,037,744 km (0.056 R)
• M9: 10,036,671 km (0.109 R)
• M10: 12,172,928 km (0.109 R)
• M11: 13,193,186 km (0.032 R)
• M12: 21,736,720 km (0.105 R)
• M13: 23,057,819 km (0.117 R)
• M14: 23,783,817 km (0.105 R)
• M15: 24,901,613 km (0.115 R)
• M16: 30,046,284 km (0.07 R)
• M17: 33,497,357 km (0.111 R)
• M18: 45,282,827 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958

Radius: 3.8

Gravity: 66.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 12.48 AU - 16.18 AU

Year: 19523 Days

Day: 20.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,730,891 km

• M1: 47,423 km (0.101 R)
• M2: 191,934 km (0.093 R)
• M3: 423,212 km (0.105 R)
• M4: 612,154 km (0.089 R)
• M5: 1,013,226 km (0.075 R)
• M6: 1,712,746 km (0.092 R)
• M7: 3,513,605 km (0.074 R)
• M8: 4,973,232 km (0.065 R)
• M9: 5,165,614 km (0.111 R)
• M10: 5,565,340 km (0.115 R)
• M11: 6,608,336 km (0.085 R)
• M12: 7,322,517 km (0.088 R)
• M13: 7,672,875 km (0.102 R)
• M14: 9,186,805 km (0.111 R)
• M15: 10,074,519 km (0.045 R)
• M16: 10,445,073 km (0.095 R)
• M17: 10,953,257 km (0.087 R)
• M18: 12,018,693 km (0.11 R)
• M19: 16,800,888 km (0.108 R)
• M20: 19,229,310 km (0.067 R)
• M21: 20,773,460 km (0.069 R)
• M22: 24,768,171 km (0.065 R)
• M23: 28,383,204 km (0.105 R)
• M24: 28,627,946 km (0.05 R)
• M25: 38,400,577 km (0.118 R)
• M26: 38,550,025 km (0.11 R)
• M27: 40,065,751 km (0.076 R)
• M28: 47,208,002 km (0.052 R)
• M29: 52,535,481 km (0.099 R)
• M30: 53,274,794 km (0.08 R)
• M31: 57,075,328 km (0.117 R)
• M32: 58,052,950 km (0.099 R)
• M33: 61,460,191 km (0.11 R)
• M34: 68,890,119 km (0.117 R)
• M35: 70,221,091 km (0.056 R)
• M36: 70,893,085 km (0.088 R)
• M37: 72,477,326 km (0.104 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 10,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit