🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.6

Radius: 10

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.62 AU - 0.7 AU

Year: 358 Days

Day: 12.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,156,812 km

• M1: 124,316 km (0.095 R)
• M2: 473,926 km (0.087 R)
• M3: 806,183 km (0.077 R)
• M4: 1,176,288 km (0.085 R)
• M5: 1,742,965 km (0.084 R)
• M6: 2,574,430 km (0.077 R)
• M7: 2,911,175 km (0.075 R)
• M8: 3,781,685 km (0.072 R)
• M9: 4,154,632 km (0.062 R)
• M10: 4,634,542 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.3

Radius: 10.5

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.99 AU - 1.39 AU

Year: 866 Days

Day: 14.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,156,812 km

• M1: 131,497 km (0.116 R)
• M2: 523,443 km (0.098 R)
• M3: 995,424 km (0.058 R)
• M4: 1,481,318 km (0.072 R)
• M5: 2,031,389 km (0.054 R)
• M6: 2,984,627 km (0.106 R)
• M7: 4,257,406 km (0.111 R)
• M8: 4,834,255 km (0.053 R)
• M9: 5,769,092 km (0.092 R)
• M10: 6,182,880 km (0.12 R)
• M11: 7,176,060 km (0.1 R)

Asteroid Belt

Center: 1.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19

Radius: 8

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.46 AU - 2.14 AU

Year: 1610 Days

Day: 14.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,156,812 km

• M1: 99,632 km (0.109 R)
• M2: 390,750 km (0.073 R)
• M3: 848,220 km (0.103 R)
• M4: 1,133,653 km (0.047 R)
• M5: 1,607,429 km (0.111 R)
• M6: 2,247,558 km (0.037 R)
• M7: 2,603,901 km (0.105 R)
• M8: 3,452,270 km (0.065 R)
• M9: 3,799,636 km (0.085 R)
• M10: 4,060,236 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.8

Radius: 14.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.56 AU - 2.64 AU

Year: 2796 Days

Day: 5.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,156,812 km

• M1: 189,241 km (0.05 R)
• M2: 946,356 km (0.107 R)
• M3: 1,432,100 km (0.066 R)
• M4: 2,033,484 km (0.084 R)
• M5: 2,543,912 km (0.092 R)
• M6: 3,125,249 km (0.088 R)
• M7: 4,579,490 km (0.115 R)
• M8: 5,053,566 km (0.058 R)
• M9: 6,126,033 km (0.041 R)
• M10: 6,755,840 km (0.067 R)
• M11: 7,882,162 km (0.108 R)
• M12: 9,652,204 km (0.099 R)
• M13: 11,080,415 km (0.085 R)
• M14: 11,712,466 km (0.04 R)
• M15: 13,253,623 km (0.072 R)
• M16: 14,223,915 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.6

Radius: 14.9

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.2 AU - 3.22 AU

Year: 2975 Days

Day: 9.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,156,812 km

• M1: 185,352 km (0.06 R)
• M2: 852,259 km (0.089 R)
• M3: 1,750,744 km (0.11 R)
• M4: 3,261,084 km (0.083 R)
• M5: 3,882,214 km (0.082 R)
• M6: 4,354,644 km (0.078 R)
• M7: 5,734,685 km (0.117 R)
• M8: 6,555,827 km (0.071 R)
• M9: 7,041,721 km (0.04 R)
• M10: 8,155,178 km (0.1 R)
• M11: 9,009,681 km (0.107 R)
• M12: 10,402,587 km (0.065 R)
• M13: 11,494,951 km (0.107 R)
• M14: 14,662,536 km (0.077 R)
• M15: 18,853,520 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 14.4

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.85 AU - 4.45 AU

Year: 4650 Days

Day: 13.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,156,812 km

• M1: 179,667 km (0.111 R)
• M2: 661,372 km (0.094 R)
• M3: 1,163,871 km (0.033 R)
• M4: 1,624,483 km (0.048 R)
• M5: 2,221,528 km (0.07 R)
• M6: 2,695,006 km (0.096 R)
• M7: 3,236,400 km (0.059 R)
• M8: 3,833,745 km (0.101 R)
• M9: 5,067,628 km (0.088 R)
• M10: 5,677,987 km (0.045 R)
• M11: 6,697,945 km (0.1 R)
• M12: 7,728,226 km (0.065 R)
• M13: 9,845,933 km (0.12 R)
• M14: 12,626,210 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.9

Radius: 8.1

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.54 AU - 4.6 AU

Year: 5475 Days

Day: 10 Hours

Environment

Temp: -212 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,156,812 km

• M1: 100,679 km (0.094 R)
• M2: 556,953 km (0.118 R)
• M3: 1,384,379 km (0.078 R)
• M4: 1,707,809 km (0.119 R)
• M5: 2,153,761 km (0.113 R)
• M6: 2,525,362 km (0.091 R)
• M7: 2,813,936 km (0.033 R)
• M8: 3,644,204 km (0.06 R)
• M9: 5,441,323 km (0.068 R)
• M10: 6,753,745 km (0.091 R)
• M11: 7,832,496 km (0.061 R)
• M12: 8,944,307 km (0.112 R)
• M13: 9,538,061 km (0.083 R)
• M14: 12,131,191 km (0.054 R)
• M15: 12,467,187 km (0.099 R)
• M16: 17,846,727 km (0.107 R)
• M17: 21,109,307 km (0.112 R)
• M18: 21,947,653 km (0.026 R)
• M19: 25,524,239 km (0.045 R)
• M20: 27,122,692 km (0.099 R)
• M21: 27,450,162 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.4

Radius: 5.9

Gravity: 22.76 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.51 AU - 8.15 AU

Year: 14611 Days

Day: 17.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,156,812 km

• M1: 104,120 km (0.092 R)
• M2: 296,204 km (0.095 R)
• M3: 489,783 km (0.1 R)
• M4: 1,838,259 km (0.114 R)
• M5: 2,378,008 km (0.094 R)
• M6: 3,458,852 km (0.103 R)
• M7: 6,089,232 km (0.117 R)
• M8: 6,706,921 km (0.117 R)
• M9: 8,309,264 km (0.108 R)
• M10: 11,438,403 km (0.092 R)
• M11: 12,184,747 km (0.089 R)
• M12: 13,096,097 km (0.119 R)
• M13: 17,277,806 km (0.105 R)
• M14: 18,763,463 km (0.113 R)
• M15: 23,040,466 km (0.097 R)
• M16: 26,617,800 km (0.027 R)
• M17: 27,048,791 km (0.087 R)
• M18: 27,704,179 km (0.114 R)
• M19: 34,721,217 km (0.118 R)
• M20: 48,360,204 km (0.099 R)
• M21: 55,558,704 km (0.112 R)
• M22: 59,871,013 km (0.075 R)
• M23: 64,401,285 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.6

Radius: 6.6

Gravity: 17.87 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.46 AU - 11.9 AU

Year: 21660 Days

Day: 18.4 Hours

Environment

Temp: -243 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,156,812 km

• M1: 82,129 km (0.116 R)
• M2: 530,474 km (0.058 R)
• M3: 972,835 km (0.116 R)
• M4: 1,282,503 km (0.054 R)
• M5: 1,518,867 km (0.119 R)
• M6: 1,860,250 km (0.073 R)
• M7: 2,772,348 km (0.086 R)
• M8: 3,227,275 km (0.105 R)
• M9: 4,782,195 km (0.075 R)
• M10: 5,722,418 km (0.081 R)
• M11: 7,015,991 km (0.069 R)
• M12: 8,385,559 km (0.117 R)
• M13: 8,935,331 km (0.073 R)
• M14: 11,710,073 km (0.111 R)
• M15: 13,328,721 km (0.118 R)
• M16: 13,699,425 km (0.078 R)
• M17: 17,615,897 km (0.113 R)
• M18: 19,071,185 km (0.073 R)
• M19: 24,024,820 km (0.051 R)
• M20: 24,907,297 km (0.051 R)
• M21: 27,804,709 km (0.082 R)
• M22: 34,397,038 km (0.117 R)
• M23: 35,235,086 km (0.093 R)
• M24: 41,173,074 km (0.095 R)
• M25: 45,537,592 km (0.072 R)
• M26: 48,612,576 km (0.119 R)
• M27: 54,415,926 km (0.089 R)
• M28: 57,483,431 km (0.075 R)
• M29: 62,092,092 km (0.072 R)
• M30: 66,294,895 km (0.114 R)
• M31: 67,591,609 km (0.051 R)
• M32: 70,907,596 km (0.116 R)
• M33: 78,101,009 km (0.103 R)
• M34: 80,033,365 km (0.038 R)
• M35: 81,503,314 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.6

Radius: 5.7

Gravity: 13.22 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.34 AU - 11.16 AU

Year: 21883 Days

Day: 15.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,156,812 km

• M1: 71,807 km (0.074 R)
• M2: 313,557 km (0.082 R)
• M3: 922,420 km (0.085 R)
• M4: 1,111,961 km (0.041 R)
• M5: 1,992,793 km (0.101 R)
• M6: 2,508,756 km (0.061 R)
• M7: 4,728,639 km (0.066 R)
• M8: 5,955,940 km (0.106 R)
• M9: 6,664,735 km (0.117 R)
• M10: 8,248,677 km (0.104 R)
• M11: 10,067,787 km (0.104 R)
• M12: 21,507,536 km (0.118 R)
• M13: 22,373,858 km (0.107 R)
• M14: 25,536,057 km (0.083 R)
• M15: 30,758,519 km (0.116 R)
• M16: 35,442,877 km (0.046 R)
• M17: 39,430,708 km (0.047 R)
• M18: 42,498,212 km (0.039 R)
• M19: 46,671,095 km (0.057 R)
• M20: 55,640,684 km (0.094 R)
• M21: 56,904,936 km (0.052 R)
• M22: 62,540,587 km (0.111 R)
• M23: 64,696,741 km (0.102 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 13,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit