🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.59 AU - 0.95 AU

Year: 235 Days

Day: 33.9 Hours

Environment

Temp: 173 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,599,618 km

• M1: 247,285 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.95 AU - 1.37 AU

Year: 435 Days

Day: 30.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 41.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,599,618 km

• M1: 51,761 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.25 AU - 1.69 AU

Year: 621 Days

Day: 42.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,599,618 km

• M1: 1,130,511 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.62 AU - 2.32 AU

Year: 963 Days

Day: 35.1 Hours

Environment

Temp: -46 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.08 AU - 2.62 AU

Year: 1255 Days

Day: 18.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,599,618 km

• M1: 54,005 km (0.105 R)
• M2: 778,807 km (0.103 R)

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.4

Radius: 14.8

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.24 AU - 9.56 AU

Year: 8478 Days

Day: 10.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 29,599,618 km

• M1: 205,099 km (0.102 R)
• M2: 307,424 km (0.112 R)
• M3: 912,996 km (0.109 R)
• M4: 1,228,049 km (0.059 R)
• M5: 1,406,818 km (0.048 R)
• M6: 1,643,183 km (0.057 R)
• M7: 2,049,042 km (0.037 R)
• M8: 2,300,666 km (0.103 R)
• M9: 2,486,915 km (0.118 R)
• M10: 2,639,505 km (0.076 R)
• M11: 2,736,594 km (0.05 R)
• M12: 3,116,572 km (0.102 R)
• M13: 3,240,140 km (0.12 R)
• M14: 3,707,634 km (0.082 R)
• M15: 3,883,112 km (0.101 R)
• M16: 4,061,283 km (0.093 R)
• M17: 4,356,888 km (0.07 R)
• M18: 4,897,236 km (0.082 R)
• M19: 5,261,208 km (0.083 R)
• M20: 5,836,561 km (0.115 R)
• M21: 6,067,241 km (0.094 R)
• M22: 6,458,589 km (0.091 R)
• M23: 6,966,025 km (0.091 R)
• M24: 7,183,690 km (0.03 R)
• M25: 7,458,800 km (0.071 R)
• M26: 7,963,095 km (0.025 R)
• M27: 8,276,652 km (0.098 R)
• M28: 8,420,565 km (0.109 R)
• M29: 8,857,391 km (0.113 R)
• M30: 9,093,307 km (0.107 R)
• M31: 9,212,087 km (0.097 R)
• M32: 9,783,402 km (0.104 R)
• M33: 10,677,698 km (0.116 R)
• M34: 11,055,582 km (0.09 R)
• M35: 11,469,818 km (0.065 R)
• M36: 11,662,650 km (0.101 R)
• M37: 11,986,529 km (0.049 R)
• M38: 12,182,353 km (0.117 R)
• M39: 12,379,224 km (0.115 R)
• M40: 12,511,169 km (0.117 R)
• M41: 13,244,647 km (0.113 R)
• M42: 14,163,926 km (0.106 R)
• M43: 14,928,222 km (0.049 R)
• M44: 15,103,850 km (0.104 R)
• M45: 15,280,076 km (0.116 R)
• M46: 15,813,093 km (0.107 R)
• M47: 16,279,988 km (0.07 R)
• M48: 16,715,019 km (0.078 R)
• M49: 17,007,184 km (0.098 R)
• M50: 18,080,399 km (0.091 R)
• M51: 18,833,325 km (0.088 R)
• M52: 19,481,383 km (0.092 R)
• M53: 19,788,956 km (0.075 R)
• M54: 20,136,771 km (0.071 R)
• M55: 20,253,308 km (0.077 R)
• M56: 21,509,032 km (0.079 R)
• M57: 21,627,963 km (0.089 R)
• M58: 21,826,928 km (0.107 R)
• M59: 22,186,411 km (0.087 R)
• M60: 22,386,873 km (0.119 R)
• M61: 22,547,840 km (0.096 R)
• M62: 22,668,715 km (0.075 R)
• M63: 23,032,836 km (0.108 R)
• M64: 23,725,773 km (0.031 R)
• M65: 24,013,151 km (0.107 R)
• M66: 24,136,569 km (0.111 R)
• M67: 24,301,576 km (0.092 R)
• M68: 24,674,224 km (0.091 R)
• M69: 24,882,015 km (0.044 R)
• M70: 25,174,030 km (0.048 R)
• M71: 26,310,825 km (0.109 R)
• M72: 26,480,618 km (0.108 R)
• M73: 26,608,225 km (0.099 R)
• M74: 27,421,290 km (0.113 R)
• M75: 27,550,393 km (0.037 R)
• M76: 27,722,879 km (0.109 R)
• M77: 28,590,696 km (0.048 R)
• M78: 28,896,474 km (0.071 R)

Kuiper Belt

Range: 31.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 14,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit