🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.42 AU - 0.6 AU

Year: 132 Days

Day: 38.5 Hours

Environment

Temp: 181 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.47 AU - 2.15 AU

Year: 881 Days

Day: 43.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.87 AU - 1.99 AU

Year: 970 Days

Day: 21 Hours

Environment

Temp: -69 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,406,129 km

• M1: 125,812 km (0.065 R)
• M2: 170,242 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.02 AU - 3.88 AU

Year: 2317 Days

Day: 20.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.7

Radius: 9.3

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.02 AU - 9.96 AU

Year: 9748 Days

Day: 12 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 101,406,129 km

• M1: 116,537 km (0.031 R)
• M2: 559,945 km (0.112 R)
• M3: 894,894 km (0.103 R)
• M4: 1,929,065 km (0.095 R)
• M5: 2,681,691 km (0.082 R)
• M6: 3,670,384 km (0.074 R)
• M7: 6,086,689 km (0.119 R)
• M8: 8,311,508 km (0.083 R)
• M9: 12,710,733 km (0.051 R)
• M10: 13,517,065 km (0.104 R)
• M11: 14,225,710 km (0.103 R)
• M12: 14,958,740 km (0.107 R)
• M13: 15,927,984 km (0.12 R)
• M14: 17,610,362 km (0.05 R)
• M15: 19,007,307 km (0.051 R)
• M16: 19,569,945 km (0.116 R)
• M17: 25,725,598 km (0.112 R)
• M18: 26,216,129 km (0.087 R)
• M19: 26,513,530 km (0.075 R)
• M20: 27,520,922 km (0.077 R)
• M21: 29,612,001 km (0.106 R)
• M22: 31,582,803 km (0.117 R)
• M23: 32,944,144 km (0.091 R)
• M24: 38,017,307 km (0.077 R)
• M25: 42,215,322 km (0.041 R)
• M26: 42,897,937 km (0.07 R)
• M27: 46,277,653 km (0.088 R)
• M28: 47,589,626 km (0.088 R)
• M29: 49,377,171 km (0.076 R)
• M30: 50,900,526 km (0.103 R)
• M31: 51,518,664 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.6

Radius: 8.4

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.14 AU - 11.1 AU

Year: 9961 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 101,406,129 km

• M1: 104,719 km (0.081 R)
• M2: 455,226 km (0.117 R)
• M3: 917,185 km (0.071 R)
• M4: 1,613,263 km (0.068 R)
• M5: 2,160,642 km (0.09 R)
• M6: 3,334,387 km (0.115 R)
• M7: 3,875,782 km (0.075 R)
• M8: 4,648,155 km (0.1 R)
• M9: 5,039,952 km (0.052 R)
• M10: 5,652,256 km (0.119 R)
• M11: 7,299,628 km (0.116 R)
• M12: 7,582,069 km (0.08 R)
• M13: 9,432,894 km (0.088 R)
• M14: 11,137,262 km (0.075 R)
• M15: 12,230,673 km (0.062 R)
• M16: 13,574,660 km (0.058 R)
• M17: 14,002,660 km (0.086 R)
• M18: 15,737,995 km (0.032 R)
• M19: 19,398,805 km (0.096 R)
• M20: 20,098,923 km (0.112 R)
• M21: 20,495,207 km (0.086 R)
• M22: 21,139,825 km (0.088 R)
• M23: 22,385,077 km (0.082 R)
• M24: 24,839,081 km (0.076 R)
• M25: 25,203,800 km (0.104 R)
• M26: 25,850,362 km (0.07 R)
• M27: 26,889,020 km (0.098 R)
• M28: 29,251,021 km (0.101 R)
• M29: 35,986,665 km (0.107 R)
• M30: 39,588,234 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.9

Radius: 7.7

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 15.74 AU - 18.6 AU

Year: 25730 Days

Day: 24.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 133.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 101,406,129 km

• M1: 95,743 km (0.099 R)
• M2: 562,787 km (0.113 R)
• M3: 882,179 km (0.108 R)
• M4: 1,174,493 km (0.105 R)
• M5: 1,636,152 km (0.103 R)
• M6: 2,191,758 km (0.068 R)
• M7: 3,195,859 km (0.114 R)
• M8: 5,601,543 km (0.103 R)
• M9: 5,985,560 km (0.069 R)
• M10: 8,067,664 km (0.062 R)
• M11: 8,557,896 km (0.096 R)
• M12: 8,838,691 km (0.107 R)
• M13: 9,418,832 km (0.057 R)
• M14: 9,839,800 km (0.072 R)
• M15: 10,654,809 km (0.108 R)
• M16: 11,514,099 km (0.054 R)
• M17: 11,787,714 km (0.105 R)
• M18: 12,135,529 km (0.1 R)
• M19: 14,134,306 km (0.031 R)
• M20: 15,749,514 km (0.063 R)
• M21: 20,518,395 km (0.084 R)
• M22: 21,845,478 km (0.114 R)
• M23: 24,896,526 km (0.114 R)
• M24: 29,988,090 km (0.099 R)
• M25: 33,050,508 km (0.105 R)
• M26: 35,587,987 km (0.085 R)
• M27: 39,015,723 km (0.061 R)
• M28: 39,633,413 km (0.075 R)
• M29: 43,975,192 km (0.091 R)
• M30: 47,388,417 km (0.113 R)
• M31: 69,586,048 km (0.114 R)
• M32: 73,735,893 km (0.083 R)
• M33: 78,047,902 km (0.093 R)
• M34: 83,287,268 km (0.056 R)

Asteroid Belt

Center: 18.32 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.9

Radius: 4.1

Gravity: 39.97 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 16.3 AU - 22.64 AU

Year: 31070 Days

Day: 15.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 101,406,129 km

• M1: 51,013 km (0.111 R)
• M2: 185,950 km (0.078 R)
• M3: 413,937 km (0.118 R)
• M4: 724,502 km (0.093 R)
• M5: 1,236,576 km (0.082 R)
• M6: 1,771,388 km (0.078 R)
• M7: 2,001,919 km (0.063 R)
• M8: 3,012,452 km (0.108 R)
• M9: 4,285,829 km (0.053 R)
• M10: 5,310,874 km (0.057 R)
• M11: 7,036,485 km (0.104 R)
• M12: 8,509,426 km (0.117 R)
• M13: 9,724,759 km (0.062 R)
• M14: 10,307,592 km (0.107 R)
• M15: 11,471,614 km (0.103 R)
• M16: 12,344,068 km (0.117 R)
• M17: 12,873,046 km (0.109 R)
• M18: 14,467,460 km (0.09 R)
• M19: 16,913,984 km (0.071 R)
• M20: 17,946,060 km (0.079 R)
• M21: 20,238,498 km (0.081 R)
• M22: 21,400,873 km (0.106 R)
• M23: 27,629,530 km (0.03 R)
• M24: 28,532,951 km (0.103 R)
• M25: 32,061,068 km (0.059 R)
• M26: 33,783,238 km (0.072 R)
• M27: 34,965,062 km (0.09 R)
• M28: 35,415,202 km (0.059 R)
• M29: 37,410,688 km (0.064 R)
• M30: 40,295,533 km (0.073 R)
• M31: 40,460,091 km (0.102 R)
• M32: 43,844,593 km (0.086 R)
• M33: 47,230,292 km (0.073 R)
• M34: 50,403,562 km (0.108 R)
• M35: 50,977,868 km (0.056 R)
• M36: 54,315,247 km (0.073 R)
• M37: 57,795,342 km (0.049 R)
• M38: 64,518,570 km (0.101 R)
• M39: 71,744,296 km (0.078 R)
• M40: 79,749,578 km (0.094 R)
• M41: 83,966,592 km (0.06 R)
• M42: 90,849,141 km (0.108 R)
• M43: 94,282,263 km (0.069 R)
• M44: 100,799,195 km (0.075 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 18,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit