🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.54 AU - 0.62 AU

Year: 164 Days

Day: 17.7 Hours

Environment

Temp: 134 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,025,918 km

• M1: 55,650 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.56 AU - 0.88 AU

Year: 227 Days

Day: 28 Hours

Environment

Temp: 101 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,025,918 km

• M1: 444,156 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.74 AU - 0.86 AU

Year: 265 Days

Day: 20 Hours

Environment

Temp: 97 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,025,918 km

• M1: 41,139 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.73 AU - 1.13 AU

Year: 333 Days

Day: 19.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.97 AU - 1.61 AU

Year: 543 Days

Day: 20.5 Hours

Environment

Temp: -11 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.36 AU - 1.96 AU

Year: 793 Days

Day: 38.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.85 AU - 2.51 AU

Year: 1194 Days

Day: 27.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.31 AU - 3.59 AU

Year: 2376 Days

Day: 19.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,025,918 km

• M1: 2,236,039 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.8

Radius: 14.7

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.67 AU - 12.03 AU

Year: 14181 Days

Day: 11.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 59,025,918 km

• M1: 211,232 km (0.112 R)
• M2: 516,861 km (0.098 R)
• M3: 767,138 km (0.065 R)
• M4: 867,219 km (0.095 R)
• M5: 1,105,079 km (0.086 R)
• M6: 1,292,226 km (0.064 R)
• M7: 1,516,324 km (0.099 R)
• M8: 2,089,583 km (0.103 R)
• M9: 2,206,269 km (0.072 R)
• M10: 2,416,006 km (0.089 R)
• M11: 2,538,975 km (0.116 R)
• M12: 3,562,673 km (0.116 R)
• M13: 3,810,258 km (0.086 R)
• M14: 4,779,802 km (0.099 R)
• M15: 5,252,381 km (0.097 R)
• M16: 5,864,386 km (0.098 R)
• M17: 6,115,561 km (0.073 R)
• M18: 6,370,476 km (0.115 R)
• M19: 6,672,215 km (0.07 R)
• M20: 6,890,777 km (0.107 R)
• M21: 7,245,324 km (0.111 R)
• M22: 7,424,842 km (0.054 R)
• M23: 8,064,971 km (0.074 R)
• M24: 8,391,842 km (0.099 R)
• M25: 8,533,212 km (0.08 R)
• M26: 8,914,238 km (0.074 R)
• M27: 9,545,242 km (0.048 R)
• M28: 9,742,262 km (0.087 R)
• M29: 10,040,560 km (0.068 R)
• M30: 10,953,257 km (0.114 R)
• M31: 12,533,010 km (0.094 R)
• M32: 12,695,025 km (0.088 R)
• M33: 13,184,808 km (0.109 R)
• M34: 14,239,473 km (0.07 R)
• M35: 14,805,552 km (0.111 R)
• M36: 14,976,841 km (0.109 R)
• M37: 15,552,344 km (0.083 R)
• M38: 16,135,327 km (0.112 R)
• M39: 17,142,570 km (0.087 R)
• M40: 17,563,388 km (0.096 R)
• M41: 19,467,321 km (0.11 R)
• M42: 19,592,384 km (0.087 R)
• M43: 20,221,892 km (0.118 R)
• M44: 20,857,982 km (0.065 R)
• M45: 20,986,038 km (0.106 R)
• M46: 21,436,178 km (0.077 R)
• M47: 21,889,460 km (0.097 R)
• M48: 22,542,604 km (0.096 R)
• M49: 24,002,081 km (0.059 R)
• M50: 24,472,865 km (0.09 R)
• M51: 24,675,570 km (0.099 R)
• M52: 25,014,559 km (0.085 R)
• M53: 25,423,560 km (0.116 R)
• M54: 25,834,655 km (0.1 R)
• M55: 25,972,285 km (0.069 R)
• M56: 26,594,163 km (0.045 R)
• M57: 33,377,679 km (0.116 R)
• M58: 34,431,296 km (0.117 R)
• M59: 35,038,364 km (0.091 R)
• M60: 35,190,805 km (0.108 R)
• M61: 36,803,320 km (0.1 R)
• M62: 37,035,795 km (0.073 R)
• M63: 37,501,942 km (0.048 R)
• M64: 38,204,753 km (0.094 R)
• M65: 39,941,285 km (0.045 R)
• M66: 41,622,765 km (0.088 R)
• M67: 41,784,032 km (0.034 R)
• M68: 43,900,542 km (0.093 R)
• M69: 45,552,252 km (0.072 R)
• M70: 46,218,561 km (0.108 R)
• M71: 47,140,084 km (0.111 R)
• M72: 48,406,580 km (0.102 R)
• M73: 49,257,044 km (0.053 R)
• M74: 50,026,725 km (0.053 R)
• M75: 50,714,277 km (0.111 R)
• M76: 50,886,613 km (0.1 R)
• M77: 52,882,847 km (0.091 R)
• M78: 53,057,578 km (0.111 R)
• M79: 54,022,334 km (0.12 R)
• M80: 54,727,688 km (0.11 R)
• M81: 56,415,003 km (0.087 R)
• M82: 56,861,851 km (0.111 R)
• M83: 57,579,323 km (0.055 R)
• M84: 57,939,255 km (0.117 R)
• M85: 59,023,241 km (0.044 R)
• M86: 59,204,554 km (0.065 R)
• M87: 61,119,706 km (0.06 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142

Radius: 5.1

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 17.61 AU - 19.81 AU

Year: 30013 Days

Day: 17.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 59,025,918 km

• M1: 171,738 km (0.116 R)
• M2: 217,814 km (0.081 R)
• M3: 385,215 km (0.099 R)
• M4: 626,217 km (0.115 R)
• M5: 886,966 km (0.111 R)
• M6: 1,473,389 km (0.089 R)
• M7: 1,928,017 km (0.1 R)
• M8: 2,185,326 km (0.089 R)
• M9: 2,669,275 km (0.06 R)
• M10: 4,123,516 km (0.102 R)
• M11: 4,306,175 km (0.033 R)
• M12: 4,946,603 km (0.062 R)
• M13: 5,023,945 km (0.103 R)
• M14: 5,576,261 km (0.099 R)
• M15: 5,982,568 km (0.049 R)
• M16: 6,356,264 km (0.076 R)
• M17: 6,995,944 km (0.086 R)
• M18: 7,082,861 km (0.1 R)
• M19: 7,257,591 km (0.08 R)
• M20: 7,389,536 km (0.049 R)
• M21: 7,477,949 km (0.115 R)
• M22: 8,061,380 km (0.087 R)
• M23: 8,152,486 km (0.054 R)
• M24: 8,566,423 km (0.103 R)
• M25: 9,176,483 km (0.098 R)
• M26: 10,736,789 km (0.078 R)
• M27: 10,786,904 km (0.118 R)
• M28: 11,240,934 km (0.073 R)
• M29: 11,547,160 km (0.076 R)
• M30: 11,959,751 km (0.115 R)
• M31: 12,011,662 km (0.095 R)
• M32: 12,115,782 km (0.119 R)
• M33: 12,640,422 km (0.103 R)
• M34: 15,147,981 km (0.103 R)
• M35: 16,515,455 km (0.056 R)
• M36: 16,689,138 km (0.111 R)
• M37: 16,863,420 km (0.103 R)
• M38: 17,389,855 km (0.082 R)
• M39: 17,921,675 km (0.108 R)
• M40: 20,163,848 km (0.104 R)
• M41: 26,040,651 km (0.049 R)
• M42: 26,445,612 km (0.05 R)
• M43: 28,016,540 km (0.088 R)
• M44: 29,969,689 km (0.117 R)
• M45: 30,820,004 km (0.1 R)
• M46: 33,345,216 km (0.088 R)
• M47: 33,564,825 km (0.034 R)
• M48: 35,189,159 km (0.106 R)
• M49: 35,786,204 km (0.116 R)
• M50: 36,085,998 km (0.093 R)
• M51: 37,825,822 km (0.085 R)
• M52: 38,513,972 km (0.109 R)
• M53: 42,016,507 km (0.077 R)
• M54: 42,411,894 km (0.089 R)
• M55: 42,808,478 km (0.076 R)
• M56: 43,365,880 km (0.06 R)
• M57: 44,166,228 km (0.082 R)
• M58: 44,487,864 km (0.11 R)
• M59: 45,294,944 km (0.087 R)
• M60: 45,781,736 km (0.112 R)
• M61: 48,158,098 km (0.095 R)
• M62: 48,903,843 km (0.086 R)
• M63: 49,070,046 km (0.03 R)
• M64: 49,820,280 km (0.088 R)
• M65: 51,839,552 km (0.045 R)
• M66: 52,944,482 km (0.089 R)
• M67: 53,200,593 km (0.079 R)
• M68: 56,392,563 km (0.06 R)
• M69: 56,566,844 km (0.11 R)
• M70: 56,916,006 km (0.104 R)
• M71: 59,025,934 km (0.071 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 17,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit