🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.7

Radius: 11

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.53 AU - 2.17 AU

Year: 1737 Days

Day: 13.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,876,188 km

• M1: 136,732 km (0.038 R)
• M2: 534,513 km (0.058 R)
• M3: 931,396 km (0.112 R)
• M4: 1,325,288 km (0.035 R)
• M5: 1,842,298 km (0.114 R)
• M6: 2,197,742 km (0.109 R)
• M7: 3,286,516 km (0.079 R)
• M8: 4,016,104 km (0.096 R)
• M9: 5,537,664 km (0.093 R)
• M10: 8,294,304 km (0.059 R)
• M11: 9,916,992 km (0.101 R)
• M12: 10,730,655 km (0.066 R)
• M13: 12,171,732 km (0.119 R)
• M14: 14,259,220 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.4

Radius: 11.5

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.29 AU - 2.73 AU

Year: 2745 Days

Day: 6.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,876,188 km

• M1: 143,464 km (0.119 R)
• M2: 517,309 km (0.111 R)
• M3: 877,242 km (0.106 R)
• M4: 1,667,867 km (0.076 R)
• M5: 2,536,581 km (0.07 R)
• M6: 3,630,890 km (0.059 R)
• M7: 4,020,144 km (0.054 R)
• M8: 4,478,661 km (0.119 R)
• M9: 5,429,954 km (0.1 R)
• M10: 6,195,895 km (0.098 R)
• M11: 6,809,695 km (0.066 R)
• M12: 7,551,850 km (0.095 R)
• M13: 8,221,301 km (0.096 R)
• M14: 8,667,701 km (0.057 R)
• M15: 9,096,598 km (0.066 R)
• M16: 10,358,905 km (0.062 R)
• M17: 11,814,492 km (0.031 R)
• M18: 12,886,061 km (0.069 R)
• M19: 14,292,581 km (0.038 R)
• M20: 14,706,069 km (0.038 R)
• M21: 15,847,800 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.3

Radius: 10.8

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.33 AU - 2.73 AU

Year: 2778 Days

Day: 14.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,876,188 km

• M1: 134,339 km (0.096 R)
• M2: 576,700 km (0.118 R)
• M3: 1,040,752 km (0.099 R)
• M4: 2,042,460 km (0.088 R)
• M5: 2,970,715 km (0.075 R)
• M6: 4,075,794 km (0.117 R)
• M7: 5,064,636 km (0.11 R)
• M8: 5,986,907 km (0.093 R)
• M9: 6,603,400 km (0.038 R)
• M10: 7,108,442 km (0.096 R)
• M11: 8,605,318 km (0.092 R)
• M12: 9,136,092 km (0.103 R)
• M13: 9,539,108 km (0.07 R)
• M14: 10,302,207 km (0.08 R)
• M15: 12,168,141 km (0.106 R)
• M16: 13,578,101 km (0.102 R)
• M17: 15,043,412 km (0.069 R)
• M18: 15,919,158 km (0.091 R)
• M19: 16,828,564 km (0.097 R)
• M20: 17,379,533 km (0.118 R)
• M21: 18,868,331 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626

Radius: 10.3

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.46 AU - 3.6 AU

Year: 4578 Days

Day: 5.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 17,876,188 km

• M1: 128,056 km (0.045 R)
• M2: 687,701 km (0.112 R)
• M3: 1,190,051 km (0.082 R)
• M4: 1,914,703 km (0.069 R)
• M5: 3,628,048 km (0.116 R)
• M6: 4,017,451 km (0.107 R)
• M7: 4,855,049 km (0.084 R)
• M8: 5,950,405 km (0.063 R)
• M9: 6,370,476 km (0.099 R)
• M10: 7,037,533 km (0.074 R)
• M11: 9,123,376 km (0.058 R)
• M12: 9,723,862 km (0.092 R)
• M13: 11,545,664 km (0.117 R)
• M14: 12,537,349 km (0.027 R)
• M15: 13,687,457 km (0.099 R)
• M16: 16,780,244 km (0.036 R)
• M17: 17,927,510 km (0.084 R)
• M18: 18,869,677 km (0.118 R)
• M19: 20,176,863 km (0.084 R)
• M20: 21,334,452 km (0.066 R)
• M21: 23,484,622 km (0.047 R)
• M22: 25,539,947 km (0.081 R)
• M23: 27,382,993 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.5

Radius: 13.7

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.09 AU - 4.41 AU

Year: 5013 Days

Day: 8.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 17,876,188 km

• M1: 173,683 km (0.092 R)
• M2: 984,504 km (0.072 R)
• M3: 1,438,533 km (0.064 R)
• M4: 1,963,322 km (0.102 R)
• M5: 3,518,243 km (0.069 R)
• M6: 3,947,439 km (0.083 R)
• M7: 4,858,640 km (0.048 R)
• M8: 5,393,602 km (0.052 R)
• M9: 6,751,651 km (0.102 R)
• M10: 7,239,789 km (0.118 R)
• M11: 7,978,204 km (0.05 R)
• M12: 8,444,949 km (0.048 R)
• M13: 9,476,427 km (0.119 R)
• M14: 10,269,894 km (0.08 R)
• M15: 11,690,326 km (0.065 R)
• M16: 13,024,290 km (0.113 R)
• M17: 13,673,245 km (0.079 R)
• M18: 14,173,949 km (0.119 R)
• M19: 15,449,720 km (0.104 R)
• M20: 16,300,633 km (0.107 R)
• M21: 18,029,835 km (0.039 R)
• M22: 19,317,872 km (0.115 R)
• M23: 20,377,474 km (0.075 R)
• M24: 26,350,319 km (0.11 R)
• M25: 30,199,771 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.7

Radius: 11

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.89 AU - 5.35 AU

Year: 6854 Days

Day: 14.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,876,188 km

• M1: 136,882 km (0.104 R)
• M2: 705,952 km (0.106 R)
• M3: 2,057,420 km (0.106 R)
• M4: 3,196,906 km (0.115 R)
• M5: 3,643,456 km (0.107 R)
• M6: 4,353,896 km (0.087 R)
• M7: 5,014,521 km (0.092 R)
• M8: 5,925,123 km (0.054 R)
• M9: 7,621,413 km (0.048 R)
• M10: 7,996,156 km (0.093 R)
• M11: 8,742,350 km (0.092 R)
• M12: 11,213,108 km (0.067 R)
• M13: 13,564,787 km (0.104 R)
• M14: 14,060,704 km (0.108 R)
• M15: 15,088,890 km (0.113 R)
• M16: 18,207,706 km (0.114 R)
• M17: 19,084,200 km (0.113 R)
• M18: 22,184,167 km (0.092 R)
• M19: 24,780,139 km (0.064 R)
• M20: 29,454,325 km (0.08 R)
• M21: 30,286,687 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.5

Radius: 10.1

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.01 AU - 5.81 AU

Year: 7510 Days

Day: 14.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 17,876,188 km

• M1: 125,662 km (0.109 R)
• M2: 524,939 km (0.064 R)
• M3: 1,548,787 km (0.12 R)
• M4: 1,893,909 km (0.111 R)
• M5: 2,290,792 km (0.088 R)
• M6: 3,297,885 km (0.119 R)
• M7: 4,152,538 km (0.106 R)
• M8: 5,178,031 km (0.085 R)
• M9: 6,194,249 km (0.076 R)
• M10: 6,607,888 km (0.08 R)
• M11: 7,880,965 km (0.11 R)
• M12: 9,133,997 km (0.111 R)
• M13: 9,947,062 km (0.111 R)
• M14: 11,510,509 km (0.077 R)
• M15: 12,621,722 km (0.051 R)
• M16: 13,007,684 km (0.117 R)
• M17: 13,919,334 km (0.064 R)
• M18: 14,934,056 km (0.082 R)
• M19: 16,190,080 km (0.058 R)
• M20: 19,490,209 km (0.087 R)
• M21: 25,416,529 km (0.114 R)
• M22: 25,944,011 km (0.084 R)
• M23: 30,826,137 km (0.042 R)
• M24: 35,299,562 km (0.089 R)
• M25: 35,956,297 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.8

Radius: 4

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.79 AU - 7.99 AU

Year: 12484 Days

Day: 15 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,876,188 km

• M1: 69,264 km (0.094 R)
• M2: 212,429 km (0.117 R)
• M3: 1,107,174 km (0.094 R)
• M4: 1,507,049 km (0.096 R)
• M5: 1,773,632 km (0.035 R)
• M6: 1,900,491 km (0.051 R)
• M7: 2,456,397 km (0.087 R)
• M8: 2,703,682 km (0.047 R)
• M9: 8,030,563 km (0.075 R)
• M10: 11,113,775 km (0.074 R)
• M11: 12,364,414 km (0.119 R)
• M12: 15,723,035 km (0.073 R)
• M13: 17,451,788 km (0.11 R)
• M14: 17,663,170 km (0.064 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 20,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit