🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.51 AU - 0.67 AU

Year: 192 Days

Day: 12.1 Hours

Environment

Temp: 45 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 53,931,618 km

• M1: 69,713 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.98 AU - 1.52 AU

Year: 593 Days

Day: 14.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,931,618 km

• M1: 498,011 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.09 AU - 1.67 AU

Year: 688 Days

Day: 39 Hours

Environment

Temp: -82 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.5

Radius: 8.5

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.78 AU - 3.7 AU

Year: 2476 Days

Day: 10.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,931,618 km

• M1: 105,766 km (0.04 R)
• M2: 435,330 km (0.1 R)
• M3: 1,354,758 km (0.085 R)
• M4: 1,761,365 km (0.084 R)
• M5: 2,852,981 km (0.106 R)
• M6: 3,949,533 km (0.061 R)
• M7: 4,236,612 km (0.051 R)
• M8: 4,515,761 km (0.091 R)
• M9: 4,876,143 km (0.089 R)
• M10: 6,074,272 km (0.087 R)
• M11: 6,684,482 km (0.096 R)
• M12: 7,488,570 km (0.061 R)
• M13: 8,422,510 km (0.027 R)
• M14: 8,761,947 km (0.056 R)
• M15: 9,145,815 km (0.03 R)
• M16: 9,504,551 km (0.098 R)
• M17: 10,173,852 km (0.111 R)
• M18: 10,794,833 km (0.09 R)
• M19: 12,155,276 km (0.117 R)
• M20: 13,033,415 km (0.115 R)
• M21: 14,622,294 km (0.108 R)
• M22: 15,819,077 km (0.108 R)
• M23: 16,336,387 km (0.096 R)
• M24: 16,811,659 km (0.096 R)
• M25: 17,350,511 km (0.045 R)
• M26: 19,152,567 km (0.07 R)
• M27: 19,621,855 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.1

Radius: 9.9

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.98 AU - 4.7 AU

Year: 3195 Days

Day: 6.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,931,618 km

• M1: 123,119 km (0.032 R)
• M2: 456,722 km (0.114 R)
• M3: 795,113 km (0.117 R)
• M4: 1,157,439 km (0.054 R)
• M5: 1,719,777 km (0.107 R)
• M6: 2,441,587 km (0.114 R)
• M7: 2,987,769 km (0.1 R)
• M8: 3,519,290 km (0.117 R)
• M9: 3,887,749 km (0.095 R)
• M10: 6,467,864 km (0.117 R)
• M11: 7,483,633 km (0.12 R)
• M12: 8,741,004 km (0.117 R)
• M13: 9,238,117 km (0.118 R)
• M14: 10,682,784 km (0.04 R)
• M15: 11,417,309 km (0.092 R)
• M16: 12,715,969 km (0.104 R)
• M17: 15,450,468 km (0.067 R)
• M18: 16,982,201 km (0.057 R)
• M19: 17,925,714 km (0.118 R)
• M20: 19,139,252 km (0.092 R)
• M21: 19,856,724 km (0.111 R)
• M22: 20,654,080 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.4

Radius: 9.2

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.64 AU - 10.74 AU

Year: 10877 Days

Day: 6.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,931,618 km

• M1: 114,442 km (0.099 R)
• M2: 410,347 km (0.109 R)
• M3: 697,874 km (0.078 R)
• M4: 1,453,343 km (0.082 R)
• M5: 1,839,904 km (0.108 R)
• M6: 5,059,400 km (0.082 R)
• M7: 5,612,015 km (0.11 R)
• M8: 6,168,369 km (0.098 R)
• M9: 6,722,779 km (0.104 R)
• M10: 7,071,192 km (0.053 R)
• M11: 7,637,270 km (0.116 R)
• M12: 8,768,230 km (0.118 R)
• M13: 9,278,958 km (0.072 R)
• M14: 11,251,106 km (0.086 R)
• M15: 13,609,816 km (0.107 R)
• M16: 14,742,571 km (0.04 R)
• M17: 19,749,312 km (0.056 R)
• M18: 23,593,679 km (0.093 R)
• M19: 28,508,866 km (0.062 R)
• M20: 28,912,930 km (0.096 R)
• M21: 35,560,311 km (0.12 R)
• M22: 37,338,282 km (0.109 R)
• M23: 43,026,592 km (0.058 R)
• M24: 45,044,218 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.6

Radius: 6.2

Gravity: 11.96 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.98 AU - 12.14 AU

Year: 14570 Days

Day: 19.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,931,618 km

• M1: 79,586 km (0.039 R)
• M2: 297,700 km (0.108 R)
• M3: 495,169 km (0.082 R)
• M4: 1,390,512 km (0.048 R)
• M5: 2,695,903 km (0.061 R)
• M6: 5,183,566 km (0.048 R)
• M7: 8,795,008 km (0.066 R)
• M8: 9,484,206 km (0.073 R)
• M9: 10,858,861 km (0.106 R)
• M10: 12,002,985 km (0.103 R)
• M11: 17,845,829 km (0.107 R)
• M12: 22,077,654 km (0.12 R)
• M13: 24,377,272 km (0.047 R)
• M14: 32,685,788 km (0.082 R)
• M15: 33,150,439 km (0.114 R)
• M16: 42,700,468 km (0.103 R)
• M17: 48,172,160 km (0.112 R)
• M18: 48,472,552 km (0.073 R)
• M19: 52,016,077 km (0.113 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: 260 - 16,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit