🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.3

Radius: 10.1

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.53 AU - 0.69 AU

Year: 329 Days

Day: 6.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,793,743 km

• M1: 125,662 km (0.117 R)
• M2: 595,848 km (0.056 R)
• M3: 915,988 km (0.046 R)
• M4: 1,317,658 km (0.032 R)
• M5: 2,035,578 km (0.117 R)
• M6: 2,582,209 km (0.101 R)
• M7: 3,064,363 km (0.053 R)
• M8: 3,627,599 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.8

Radius: 8.4

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.57 AU - 0.77 AU

Year: 379 Days

Day: 13.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,793,743 km

• M1: 104,419 km (0.099 R)
• M2: 377,585 km (0.106 R)
• M3: 641,027 km (0.064 R)
• M4: 972,985 km (0.084 R)
• M5: 1,250,040 km (0.07 R)
• M6: 1,649,616 km (0.079 R)
• M7: 2,027,500 km (0.105 R)
• M8: 2,313,531 km (0.06 R)
• M9: 2,591,484 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427

Radius: 13.8

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.65 AU - 0.77 AU

Year: 413 Days

Day: 14.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 110.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,793,743 km

• M1: 171,589 km (0.114 R)
• M2: 693,685 km (0.077 R)
• M3: 1,329,626 km (0.108 R)
• M4: 2,351,828 km (0.049 R)
• M5: 2,802,866 km (0.092 R)
• M6: 3,269,312 km (0.09 R)
• M7: 3,728,727 km (0.08 R)
• M8: 4,295,852 km (0.088 R)
• M9: 4,863,576 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.8

Radius: 8.3

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.41 AU - 1.49 AU

Year: 1205 Days

Day: 14.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 101.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,793,743 km

• M1: 103,223 km (0.068 R)
• M2: 511,176 km (0.115 R)
• M3: 849,417 km (0.07 R)
• M4: 1,242,859 km (0.1 R)
• M5: 1,947,166 km (0.038 R)
• M6: 2,275,084 km (0.094 R)
• M7: 2,576,225 km (0.053 R)
• M8: 3,012,901 km (0.066 R)
• M9: 3,334,387 km (0.035 R)
• M10: 3,748,025 km (0.078 R)
• M11: 4,071,156 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.4

Radius: 13.3

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.94 AU - 2.78 AU

Year: 2503 Days

Day: 12.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,793,743 km

• M1: 167,400 km (0.119 R)
• M2: 618,288 km (0.109 R)
• M3: 1,506,301 km (0.094 R)
• M4: 2,359,158 km (0.104 R)
• M5: 4,924,014 km (0.104 R)
• M6: 5,389,413 km (0.102 R)
• M7: 6,012,787 km (0.054 R)
• M8: 6,908,729 km (0.102 R)
• M9: 7,584,612 km (0.114 R)
• M10: 9,663,723 km (0.086 R)
• M11: 10,434,451 km (0.039 R)
• M12: 11,009,805 km (0.097 R)
• M13: 12,224,091 km (0.085 R)
• M14: 13,481,012 km (0.093 R)
• M15: 15,698,801 km (0.094 R)
• M16: 17,288,577 km (0.117 R)
• M17: 18,702,726 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.3

Radius: 14.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.88 AU - 3.82 AU

Year: 4232 Days

Day: 11.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,793,743 km

• M1: 192,383 km (0.069 R)
• M2: 668,104 km (0.054 R)
• M3: 1,455,138 km (0.11 R)
• M4: 2,005,210 km (0.081 R)
• M5: 2,633,970 km (0.111 R)
• M6: 3,689,532 km (0.104 R)
• M7: 4,209,684 km (0.084 R)
• M8: 4,733,426 km (0.116 R)
• M9: 5,703,718 km (0.117 R)
• M10: 6,431,212 km (0.065 R)
• M11: 9,061,741 km (0.036 R)
• M12: 9,604,482 km (0.114 R)
• M13: 14,129,968 km (0.034 R)
• M14: 15,010,501 km (0.092 R)
• M15: 16,188,734 km (0.076 R)
• M16: 17,153,041 km (0.097 R)
• M17: 18,961,829 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.1

Radius: 14.6

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.6 AU - 4.78 AU

Year: 7011 Days

Day: 8.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,793,743 km

• M1: 181,612 km (0.055 R)
• M2: 728,691 km (0.104 R)
• M3: 1,393,803 km (0.095 R)
• M4: 2,055,475 km (0.119 R)
• M5: 2,887,089 km (0.044 R)
• M6: 3,532,305 km (0.103 R)
• M7: 4,135,035 km (0.089 R)
• M8: 4,856,545 km (0.099 R)
• M9: 5,919,139 km (0.069 R)
• M10: 6,615,517 km (0.026 R)
• M11: 7,814,843 km (0.042 R)
• M12: 12,772,367 km (0.095 R)
• M13: 13,422,519 km (0.084 R)
• M14: 14,042,303 km (0.102 R)
• M15: 14,519,670 km (0.081 R)
• M16: 18,295,969 km (0.098 R)
• M17: 18,802,059 km (0.103 R)
• M18: 21,614,200 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.4

Radius: 14.2

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.98 AU - 5.06 AU

Year: 7764 Days

Day: 5.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,793,743 km

• M1: 176,525 km (0.104 R)
• M2: 673,190 km (0.058 R)
• M3: 1,128,417 km (0.082 R)
• M4: 1,663,678 km (0.066 R)
• M5: 3,249,565 km (0.076 R)
• M6: 3,810,258 km (0.095 R)
• M7: 4,290,467 km (0.069 R)
• M8: 5,182,070 km (0.063 R)
• M9: 6,474,446 km (0.119 R)
• M10: 8,045,224 km (0.093 R)
• M11: 8,920,222 km (0.098 R)
• M12: 9,524,298 km (0.058 R)
• M13: 10,459,883 km (0.11 R)
• M14: 11,040,921 km (0.111 R)
• M15: 11,785,769 km (0.109 R)
• M16: 12,268,073 km (0.098 R)
• M17: 13,900,933 km (0.106 R)
• M18: 17,223,203 km (0.098 R)
• M19: 17,845,231 km (0.081 R)
• M20: 20,692,826 km (0.06 R)
• M21: 23,984,129 km (0.037 R)
• M22: 25,393,491 km (0.063 R)
• M23: 27,023,359 km (0.04 R)
• M24: 28,808,810 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.7

Radius: 12

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.21 AU - 6.75 AU

Year: 8855 Days

Day: 13.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,793,743 km

• M1: 149,299 km (0.102 R)
• M2: 694,284 km (0.106 R)
• M3: 1,068,727 km (0.097 R)
• M4: 1,492,089 km (0.116 R)
• M5: 2,370,827 km (0.091 R)
• M6: 3,021,727 km (0.086 R)
• M7: 3,519,589 km (0.112 R)
• M8: 4,232,423 km (0.081 R)
• M9: 4,858,041 km (0.027 R)
• M10: 5,256,271 km (0.11 R)
• M11: 6,223,870 km (0.087 R)
• M12: 6,731,904 km (0.086 R)
• M13: 8,776,309 km (0.042 R)
• M14: 10,996,042 km (0.101 R)
• M15: 11,740,142 km (0.062 R)
• M16: 13,152,196 km (0.086 R)
• M17: 15,708,524 km (0.095 R)
• M18: 16,243,486 km (0.081 R)
• M19: 20,100,120 km (0.085 R)
• M20: 21,866,571 km (0.074 R)
• M21: 24,350,345 km (0.056 R)
• M22: 29,668,848 km (0.098 R)
• M23: 32,597,825 km (0.119 R)
• M24: 36,291,097 km (0.105 R)
• M25: 37,108,949 km (0.047 R)
• M26: 37,581,827 km (0.114 R)
• M27: 43,181,874 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187

Radius: 7.1

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.61 AU - 11.57 AU

Year: 22123 Days

Day: 22.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,793,743 km

• M1: 88,412 km (0.066 R)
• M2: 427,401 km (0.039 R)
• M3: 712,983 km (0.042 R)
• M4: 1,125,724 km (0.094 R)
• M5: 1,897,649 km (0.113 R)
• M6: 2,757,986 km (0.083 R)
• M7: 3,882,663 km (0.071 R)
• M8: 4,923,116 km (0.098 R)
• M9: 5,251,932 km (0.101 R)
• M10: 5,665,720 km (0.108 R)
• M11: 6,365,240 km (0.119 R)
• M12: 9,544,045 km (0.087 R)
• M13: 10,532,139 km (0.081 R)
• M14: 10,857,963 km (0.099 R)
• M15: 13,519,758 km (0.101 R)
• M16: 14,696,495 km (0.119 R)
• M17: 20,007,369 km (0.092 R)
• M18: 21,969,494 km (0.081 R)
• M19: 25,877,290 km (0.089 R)
• M20: 29,042,183 km (0.109 R)
• M21: 37,244,035 km (0.088 R)
• M22: 38,767,241 km (0.075 R)
• M23: 39,284,102 km (0.084 R)
• M24: 41,937,669 km (0.095 R)
• M25: 45,562,575 km (0.118 R)
• M26: 46,718,667 km (0.083 R)
• M27: 47,598,452 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 13,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit