🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448

Radius: 9.8

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.74 AU - 0.78 AU

Year: 457 Days

Day: 10.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,425,664 km

• M1: 180,265 km (0.071 R)
• M2: 498,011 km (0.104 R)
• M3: 719,416 km (0.03 R)
• M4: 1,038,957 km (0.079 R)
• M5: 1,660,387 km (0.075 R)
• M6: 2,372,921 km (0.08 R)
• M7: 2,854,627 km (0.111 R)
• M8: 3,220,393 km (0.079 R)
• M9: 3,643,307 km (0.119 R)
• M10: 4,221,502 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.2

Radius: 10.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.93 AU - 1.55 AU

Year: 953 Days

Day: 12.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,425,664 km

• M1: 130,599 km (0.069 R)
• M2: 407,056 km (0.078 R)
• M3: 786,286 km (0.09 R)
• M4: 1,067,231 km (0.102 R)
• M5: 1,383,631 km (0.118 R)
• M6: 1,641,238 km (0.105 R)
• M7: 1,871,469 km (0.113 R)
• M8: 2,200,734 km (0.079 R)
• M9: 2,468,814 km (0.094 R)
• M10: 2,988,068 km (0.043 R)
• M11: 3,324,663 km (0.085 R)
• M12: 4,015,805 km (0.049 R)
• M13: 4,460,261 km (0.089 R)
• M14: 5,186,409 km (0.07 R)
• M15: 5,480,817 km (0.078 R)
• M16: 6,000,221 km (0.079 R)
• M17: 7,111,284 km (0.118 R)
• M18: 7,421,550 km (0.067 R)
• M19: 7,632,035 km (0.103 R)
• M20: 8,691,935 km (0.096 R)
• M21: 10,064,496 km (0.118 R)
• M22: 10,516,880 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.8

Radius: 8.5

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.23 AU - 1.27 AU

Year: 965 Days

Day: 9.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,425,664 km

• M1: 114,143 km (0.111 R)
• M2: 291,566 km (0.098 R)
• M3: 793,617 km (0.116 R)
• M4: 1,067,680 km (0.077 R)
• M5: 1,249,890 km (0.092 R)
• M6: 1,719,777 km (0.111 R)
• M7: 2,099,457 km (0.091 R)
• M8: 2,328,640 km (0.086 R)
• M9: 2,622,451 km (0.092 R)
• M10: 2,857,469 km (0.04 R)
• M11: 3,102,809 km (0.066 R)
• M12: 3,687,288 km (0.075 R)
• M13: 3,966,588 km (0.105 R)
• M14: 4,202,952 km (0.035 R)
• M15: 5,413,797 km (0.042 R)
• M16: 5,643,729 km (0.05 R)
• M17: 5,957,885 km (0.079 R)
• M18: 6,412,214 km (0.071 R)
• M19: 6,628,981 km (0.109 R)
• M20: 7,496,648 km (0.077 R)
• M21: 8,173,579 km (0.069 R)
• M22: 9,759,167 km (0.107 R)
• M23: 10,424,728 km (0.108 R)
• M24: 10,637,306 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.9

Radius: 11.5

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.21 AU - 3.21 AU

Year: 3079 Days

Day: 6.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 32,425,664 km

• M1: 151,094 km (0.093 R)
• M2: 390,151 km (0.098 R)
• M3: 744,698 km (0.093 R)
• M4: 1,064,538 km (0.081 R)
• M5: 1,452,296 km (0.083 R)
• M6: 1,896,602 km (0.063 R)
• M7: 2,603,153 km (0.089 R)
• M8: 2,936,457 km (0.118 R)
• M9: 3,398,116 km (0.034 R)
• M10: 3,666,345 km (0.099 R)
• M11: 4,588,765 km (0.116 R)
• M12: 5,014,072 km (0.094 R)
• M13: 5,380,138 km (0.063 R)
• M14: 5,678,436 km (0.11 R)
• M15: 6,536,081 km (0.065 R)
• M16: 6,954,506 km (0.118 R)
• M17: 7,271,205 km (0.069 R)
• M18: 7,525,222 km (0.037 R)
• M19: 8,313,752 km (0.048 R)
• M20: 9,663,723 km (0.075 R)
• M21: 11,230,911 km (0.082 R)
• M22: 11,897,070 km (0.106 R)
• M23: 12,461,951 km (0.054 R)
• M24: 12,825,624 km (0.098 R)
• M25: 13,163,565 km (0.06 R)
• M26: 14,075,963 km (0.061 R)
• M27: 14,986,266 km (0.086 R)
• M28: 15,218,292 km (0.116 R)
• M29: 15,789,307 km (0.084 R)
• M30: 17,316,552 km (0.113 R)
• M31: 17,601,985 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.2

Radius: 10

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.1 AU - 6.34 AU

Year: 8232 Days

Day: 6.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,425,664 km

• M1: 124,316 km (0.098 R)
• M2: 753,674 km (0.084 R)
• M3: 1,322,296 km (0.07 R)
• M4: 1,576,313 km (0.066 R)
• M5: 2,003,115 km (0.103 R)
• M6: 2,593,877 km (0.051 R)
• M7: 2,852,831 km (0.073 R)
• M8: 3,726,184 km (0.105 R)
• M9: 4,592,206 km (0.102 R)
• M10: 5,669,011 km (0.112 R)
• M11: 5,908,069 km (0.05 R)
• M12: 6,552,985 km (0.108 R)
• M13: 7,639,215 km (0.088 R)
• M14: 8,545,928 km (0.081 R)
• M15: 9,720,720 km (0.045 R)
• M16: 10,097,557 km (0.062 R)
• M17: 12,335,392 km (0.077 R)
• M18: 15,657,960 km (0.1 R)
• M19: 18,208,604 km (0.114 R)
• M20: 19,291,842 km (0.094 R)
• M21: 22,492,788 km (0.119 R)
• M22: 22,970,155 km (0.119 R)
• M23: 25,080,681 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.2

Radius: 9.8

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.19 AU - 5.73 AU

Year: 8806 Days

Day: 7.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 32,425,664 km

• M1: 122,371 km (0.093 R)
• M2: 326,273 km (0.115 R)
• M3: 595,998 km (0.112 R)
• M4: 1,043,296 km (0.086 R)
• M5: 1,777,671 km (0.073 R)
• M6: 2,484,821 km (0.053 R)
• M7: 2,885,444 km (0.104 R)
• M8: 3,073,638 km (0.1 R)
• M9: 3,860,971 km (0.074 R)
• M10: 4,134,885 km (0.1 R)
• M11: 4,652,195 km (0.088 R)
• M12: 5,045,338 km (0.096 R)
• M13: 5,295,316 km (0.12 R)
• M14: 5,616,502 km (0.109 R)
• M15: 6,184,825 km (0.117 R)
• M16: 7,330,595 km (0.118 R)
• M17: 8,254,811 km (0.057 R)
• M18: 11,738,347 km (0.115 R)
• M19: 18,006,946 km (0.077 R)
• M20: 20,500,443 km (0.063 R)
• M21: 21,840,541 km (0.085 R)
• M22: 22,231,291 km (0.087 R)
• M23: 23,896,764 km (0.081 R)
• M24: 25,203,052 km (0.081 R)
• M25: 26,258,914 km (0.079 R)
• M26: 26,902,933 km (0.095 R)
• M27: 28,882,113 km (0.116 R)
• M28: 30,393,500 km (0.087 R)
• M29: 36,742,135 km (0.038 R)
• M30: 37,164,300 km (0.096 R)
• M31: 37,844,671 km (0.117 R)
• M32: 39,224,113 km (0.093 R)
• M33: 40,451,563 km (0.065 R)
• M34: 40,805,662 km (0.107 R)
• M35: 43,328,181 km (0.085 R)
• M36: 44,339,762 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.5

Radius: 5.7

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.8 AU - 11.06 AU

Year: 18420 Days

Day: 23.4 Hours

Environment

Temp: -243 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,425,664 km

• M1: 293,810 km (0.088 R)
• M2: 434,432 km (0.092 R)
• M3: 651,798 km (0.089 R)
• M4: 1,028,037 km (0.052 R)
• M5: 1,339,350 km (0.065 R)
• M6: 3,425,492 km (0.112 R)
• M7: 4,792,218 km (0.095 R)
• M8: 11,181,394 km (0.117 R)
• M9: 13,531,277 km (0.113 R)
• M10: 15,519,732 km (0.12 R)
• M11: 17,597,347 km (0.095 R)
• M12: 19,503,972 km (0.089 R)
• M13: 21,456,374 km (0.064 R)
• M14: 23,063,803 km (0.11 R)
• M15: 25,411,891 km (0.088 R)
• M16: 27,040,862 km (0.087 R)
• M17: 27,934,261 km (0.077 R)
• M18: 28,235,401 km (0.066 R)
• M19: 31,144,482 km (0.111 R)
• M20: 32,102,955 km (0.097 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: 453 - 12,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit