🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.6

Radius: 12.7

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.65 AU

Year: 282 Days

Day: 9.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 128 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,946,935 km

• M1: 157,975 km (0.118 R)
• M2: 856,897 km (0.077 R)
• M3: 1,267,992 km (0.066 R)
• M4: 1,980,526 km (0.053 R)
• M5: 2,655,063 km (0.103 R)
• M6: 3,640,165 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.4

Radius: 12.4

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.67 AU - 1.05 AU

Year: 551 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 46,946,935 km

• M1: 154,235 km (0.048 R)
• M2: 554,410 km (0.104 R)
• M3: 1,098,946 km (0.107 R)
• M4: 2,475,396 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982

Radius: 12.9

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.93 AU - 1.07 AU

Year: 690 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,946,935 km

• M1: 160,369 km (0.08 R)
• M2: 598,391 km (0.078 R)
• M3: 1,130,062 km (0.113 R)
• M4: 1,622,688 km (0.104 R)
• M5: 2,957,251 km (0.032 R)
• M6: 3,481,142 km (0.117 R)
• M7: 4,207,440 km (0.069 R)
• M8: 5,050,424 km (0.092 R)
• M9: 6,565,402 km (0.115 R)
• M10: 7,026,911 km (0.096 R)
• M11: 7,557,236 km (0.064 R)
• M12: 8,139,171 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.6

Radius: 10.1

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.61 AU - 2.25 AU

Year: 1851 Days

Day: 12.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,946,935 km

• M1: 125,662 km (0.085 R)
• M2: 662,419 km (0.089 R)
• M3: 1,108,969 km (0.104 R)
• M4: 1,476,681 km (0.101 R)
• M5: 2,075,670 km (0.067 R)
• M6: 2,492,301 km (0.115 R)
• M7: 3,071,992 km (0.051 R)
• M8: 3,668,439 km (0.055 R)
• M9: 4,107,808 km (0.119 R)
• M10: 5,453,590 km (0.067 R)
• M11: 6,052,131 km (0.08 R)
• M12: 6,773,941 km (0.12 R)
• M13: 7,128,039 km (0.099 R)
• M14: 7,609,744 km (0.099 R)
• M15: 8,082,923 km (0.104 R)
• M16: 9,088,370 km (0.075 R)
• M17: 10,069,582 km (0.103 R)
• M18: 10,388,076 km (0.101 R)
• M19: 11,460,244 km (0.102 R)
• M20: 13,998,022 km (0.095 R)
• M21: 14,574,124 km (0.118 R)
• M22: 15,773,749 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.3

Radius: 10.3

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.78 AU - 6.22 AU

Year: 8903 Days

Day: 6.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,946,935 km

• M1: 128,505 km (0.109 R)
• M2: 1,358,947 km (0.081 R)
• M3: 1,690,606 km (0.098 R)
• M4: 3,009,610 km (0.069 R)
• M5: 3,510,464 km (0.09 R)
• M6: 3,960,903 km (0.033 R)
• M7: 4,337,590 km (0.053 R)
• M8: 6,232,098 km (0.079 R)
• M9: 7,767,720 km (0.1 R)
• M10: 8,188,090 km (0.082 R)
• M11: 9,306,184 km (0.078 R)
• M12: 9,636,646 km (0.106 R)
• M13: 10,024,105 km (0.084 R)
• M14: 10,986,019 km (0.092 R)
• M15: 12,344,068 km (0.069 R)
• M16: 17,655,840 km (0.101 R)
• M17: 18,755,683 km (0.108 R)
• M18: 20,609,351 km (0.117 R)
• M19: 21,091,205 km (0.089 R)
• M20: 21,662,968 km (0.067 R)
• M21: 23,094,321 km (0.086 R)
• M22: 26,144,771 km (0.114 R)
• M23: 28,850,847 km (0.08 R)
• M24: 30,168,505 km (0.102 R)
• M25: 34,926,316 km (0.074 R)
• M26: 37,602,023 km (0.05 R)
• M27: 38,201,163 km (0.12 R)
• M28: 43,096,005 km (0.117 R)
• M29: 44,682,490 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.6

Radius: 4.4

Gravity: 21.52 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.17 AU - 7.57 AU

Year: 12429 Days

Day: 23.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,946,935 km

• M1: 54,753 km (0.118 R)
• M2: 351,555 km (0.111 R)
• M3: 533,915 km (0.109 R)
• M4: 711,039 km (0.063 R)
• M5: 947,254 km (0.088 R)
• M6: 1,398,291 km (0.056 R)
• M7: 1,694,345 km (0.088 R)
• M8: 1,897,799 km (0.112 R)
• M9: 2,410,770 km (0.037 R)
• M10: 2,988,816 km (0.038 R)
• M11: 3,861,570 km (0.103 R)
• M12: 4,131,444 km (0.059 R)
• M13: 5,371,312 km (0.107 R)
• M14: 5,537,814 km (0.065 R)
• M15: 6,129,773 km (0.093 R)
• M16: 7,075,530 km (0.119 R)
• M17: 8,512,268 km (0.069 R)
• M18: 9,636,496 km (0.083 R)
• M19: 9,783,701 km (0.068 R)
• M20: 10,132,862 km (0.108 R)
• M21: 10,285,003 km (0.109 R)
• M22: 12,004,780 km (0.119 R)
• M23: 12,175,172 km (0.119 R)
• M24: 12,991,977 km (0.119 R)
• M25: 18,979,631 km (0.086 R)
• M26: 19,837,426 km (0.066 R)
• M27: 23,527,407 km (0.102 R)
• M28: 23,883,898 km (0.033 R)
• M29: 24,699,356 km (0.109 R)
• M30: 26,099,293 km (0.116 R)
• M31: 27,452,705 km (0.116 R)
• M32: 34,696,982 km (0.094 R)
• M33: 35,624,788 km (0.117 R)
• M34: 42,062,733 km (0.069 R)
• M35: 44,460,038 km (0.112 R)
• M36: 45,554,197 km (0.059 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 19,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit