🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.2

Radius: 12.5

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.99 AU - 1.05 AU

Year: 724 Days

Day: 11.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 134.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,287,606 km

• M1: 155,432 km (0.09 R)
• M2: 726,896 km (0.099 R)
• M3: 1,123,779 km (0.092 R)
• M4: 1,588,131 km (0.042 R)
• M5: 2,250,999 km (0.028 R)
• M6: 2,972,510 km (0.067 R)
• M7: 4,092,250 km (0.114 R)
• M8: 4,580,238 km (0.107 R)
• M9: 5,640,737 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.3

Radius: 10.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.28 AU - 1.58 AU

Year: 1202 Days

Day: 10.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,287,606 km

• M1: 133,142 km (0.088 R)
• M2: 484,548 km (0.119 R)
• M3: 1,208,003 km (0.076 R)
• M4: 1,871,021 km (0.114 R)
• M5: 2,587,445 km (0.105 R)
• M6: 2,991,957 km (0.039 R)
• M7: 4,147,900 km (0.084 R)
• M8: 4,770,078 km (0.096 R)
• M9: 6,259,773 km (0.045 R)
• M10: 6,681,340 km (0.113 R)
• M11: 7,515,049 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.4

Radius: 11.3

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.54 AU - 4.04 AU

Year: 4195 Days

Day: 12.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,287,606 km

• M1: 140,472 km (0.112 R)
• M2: 539,600 km (0.116 R)
• M3: 949,946 km (0.086 R)
• M4: 1,413,849 km (0.095 R)
• M5: 1,974,841 km (0.098 R)
• M6: 2,729,413 km (0.097 R)
• M7: 4,132,791 km (0.088 R)
• M8: 5,393,153 km (0.055 R)
• M9: 6,141,142 km (0.088 R)
• M10: 6,769,603 km (0.059 R)
• M11: 7,212,113 km (0.116 R)
• M12: 9,525,495 km (0.069 R)
• M13: 11,524,422 km (0.065 R)
• M14: 12,065,068 km (0.052 R)
• M15: 12,764,438 km (0.08 R)
• M16: 13,990,094 km (0.053 R)
• M17: 14,449,958 km (0.111 R)
• M18: 15,132,124 km (0.054 R)
• M19: 17,075,550 km (0.113 R)
• M20: 17,957,429 km (0.071 R)
• M21: 20,004,227 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.5

Radius: 9.7

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.87 AU - 3.93 AU

Year: 4407 Days

Day: 13.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,287,606 km

• M1: 120,576 km (0.08 R)
• M2: 548,426 km (0.072 R)
• M3: 997,070 km (0.113 R)
• M4: 1,659,489 km (0.106 R)
• M5: 1,969,755 km (0.045 R)
• M6: 2,710,265 km (0.113 R)
• M7: 3,107,148 km (0.074 R)
• M8: 3,906,599 km (0.1 R)
• M9: 4,635,290 km (0.099 R)
• M10: 5,479,770 km (0.091 R)
• M11: 5,792,729 km (0.109 R)
• M12: 7,403,299 km (0.048 R)
• M13: 7,893,232 km (0.085 R)
• M14: 8,442,257 km (0.052 R)
• M15: 9,293,020 km (0.104 R)
• M16: 11,484,329 km (0.093 R)
• M17: 13,377,490 km (0.113 R)
• M18: 14,749,602 km (0.094 R)
• M19: 16,741,947 km (0.116 R)
• M20: 17,525,690 km (0.093 R)
• M21: 18,971,852 km (0.09 R)
• M22: 19,823,663 km (0.097 R)
• M23: 20,975,716 km (0.112 R)
• M24: 23,043,158 km (0.108 R)
• M25: 23,786,510 km (0.114 R)
• M26: 24,931,383 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.9

Radius: 14.2

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.69 AU - 3.97 AU

Year: 5269 Days

Day: 13 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,287,606 km

• M1: 177,124 km (0.092 R)
• M2: 723,007 km (0.12 R)
• M3: 1,625,231 km (0.117 R)
• M4: 2,398,054 km (0.119 R)
• M5: 2,937,653 km (0.05 R)
• M6: 3,492,512 km (0.093 R)
• M7: 4,019,994 km (0.069 R)
• M8: 4,653,691 km (0.081 R)
• M9: 7,768,169 km (0.115 R)
• M10: 8,271,565 km (0.099 R)
• M11: 9,780,559 km (0.113 R)
• M12: 10,647,628 km (0.074 R)
• M13: 11,318,874 km (0.098 R)
• M14: 15,227,118 km (0.056 R)
• M15: 17,550,074 km (0.055 R)
• M16: 18,830,632 km (0.088 R)
• M17: 25,500,902 km (0.109 R)
• M18: 26,011,928 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.4

Radius: 7

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.5 AU - 10.2 AU

Year: 20097 Days

Day: 16.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,287,606 km

• M1: 91,105 km (0.099 R)
• M2: 321,785 km (0.107 R)
• M3: 633,248 km (0.11 R)
• M4: 1,355,058 km (0.055 R)
• M5: 1,701,676 km (0.106 R)
• M6: 2,991,209 km (0.071 R)
• M7: 4,610,307 km (0.117 R)
• M8: 5,328,377 km (0.115 R)
• M9: 7,067,452 km (0.116 R)
• M10: 7,319,225 km (0.114 R)
• M11: 8,812,811 km (0.084 R)
• M12: 10,124,634 km (0.1 R)
• M13: 11,504,076 km (0.036 R)
• M14: 14,362,144 km (0.115 R)
• M15: 14,834,873 km (0.082 R)
• M16: 15,178,948 km (0.042 R)
• M17: 19,486,020 km (0.079 R)
• M18: 22,139,587 km (0.113 R)
• M19: 23,320,662 km (0.06 R)
• M20: 26,506,798 km (0.062 R)
• M21: 29,971,485 km (0.099 R)
• M22: 34,682,022 km (0.088 R)
• M23: 35,166,420 km (0.074 R)
• M24: 38,944,365 km (0.089 R)
• M25: 47,443,319 km (0.091 R)
• M26: 47,890,467 km (0.098 R)
• M27: 50,633,195 km (0.119 R)
• M28: 52,677,749 km (0.1 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 14,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit