🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.5

Radius: 14.9

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.39 AU - 0.65 AU

Year: 254 Days

Day: 5.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 89,639,442 km

• M1: 185,352 km (0.103 R)
• M2: 653,743 km (0.117 R)
• M3: 1,328,878 km (0.093 R)
• M4: 2,160,343 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 14.5

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.33 AU - 1.41 AU

Year: 1088 Days

Day: 11.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 89,639,442 km

• M1: 180,415 km (0.09 R)
• M2: 787,782 km (0.025 R)
• M3: 1,729,950 km (0.082 R)
• M4: 2,293,934 km (0.089 R)
• M5: 3,076,929 km (0.118 R)
• M6: 3,634,031 km (0.026 R)
• M7: 4,092,100 km (0.09 R)
• M8: 5,005,096 km (0.119 R)
• M9: 5,818,759 km (0.097 R)
• M10: 6,635,414 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.6

Radius: 10

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.56 AU - 3.64 AU

Year: 3702 Days

Day: 13.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,639,442 km

• M1: 124,316 km (0.038 R)
• M2: 448,046 km (0.103 R)
• M3: 797,057 km (0.028 R)
• M4: 1,123,630 km (0.12 R)
• M5: 1,466,957 km (0.064 R)
• M6: 1,983,369 km (0.084 R)
• M7: 3,269,611 km (0.088 R)
• M8: 4,378,281 km (0.086 R)
• M9: 4,774,715 km (0.117 R)
• M10: 5,093,807 km (0.118 R)
• M11: 6,340,107 km (0.117 R)
• M12: 7,287,810 km (0.114 R)
• M13: 8,610,853 km (0.104 R)
• M14: 9,197,576 km (0.039 R)
• M15: 10,698,193 km (0.084 R)
• M16: 11,118,862 km (0.115 R)
• M17: 13,878,942 km (0.084 R)
• M18: 16,393,234 km (0.082 R)
• M19: 18,587,835 km (0.039 R)
• M20: 19,258,183 km (0.073 R)
• M21: 21,764,845 km (0.119 R)
• M22: 23,552,090 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298

Radius: 14.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.04 AU - 4.44 AU

Year: 5922 Days

Day: 8.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,639,442 km

• M1: 176,525 km (0.093 R)
• M2: 666,159 km (0.108 R)
• M3: 1,132,755 km (0.113 R)
• M4: 1,768,097 km (0.099 R)
• M5: 2,478,986 km (0.042 R)
• M6: 4,911,747 km (0.115 R)
• M7: 7,758,146 km (0.093 R)
• M8: 8,605,019 km (0.078 R)
• M9: 10,609,331 km (0.113 R)
• M10: 14,562,754 km (0.083 R)
• M11: 15,359,961 km (0.052 R)
• M12: 17,216,022 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.7

Radius: 6.6

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.08 AU - 6.92 AU

Year: 11240 Days

Day: 23.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,639,442 km

• M1: 82,279 km (0.109 R)
• M2: 306,825 km (0.089 R)
• M3: 643,570 km (0.113 R)
• M4: 1,665,623 km (0.11 R)
• M5: 1,925,325 km (0.101 R)
• M6: 2,871,980 km (0.108 R)
• M7: 3,118,966 km (0.106 R)
• M8: 4,804,336 km (0.1 R)
• M9: 5,334,361 km (0.099 R)
• M10: 7,820,229 km (0.11 R)
• M11: 8,458,862 km (0.116 R)
• M12: 9,033,318 km (0.081 R)
• M13: 10,839,563 km (0.112 R)
• M14: 11,440,497 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.7

Radius: 6.4

Gravity: 19.57 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.5 AU - 12.84 AU

Year: 23639 Days

Day: 23.7 Hours

Environment

Temp: -244 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 89,639,442 km

• M1: 79,586 km (0.119 R)
• M2: 369,956 km (0.089 R)
• M3: 897,138 km (0.099 R)
• M4: 1,529,937 km (0.117 R)
• M5: 1,803,552 km (0.092 R)
• M6: 2,241,275 km (0.109 R)
• M7: 2,570,989 km (0.045 R)
• M8: 3,153,972 km (0.077 R)
• M9: 3,693,721 km (0.105 R)
• M10: 4,120,374 km (0.114 R)
• M11: 5,557,411 km (0.08 R)
• M12: 6,252,144 km (0.116 R)
• M13: 6,667,577 km (0.099 R)
• M14: 8,295,202 km (0.12 R)
• M15: 9,377,991 km (0.102 R)
• M16: 9,738,672 km (0.032 R)
• M17: 10,551,886 km (0.064 R)
• M18: 16,061,875 km (0.072 R)
• M19: 25,017,102 km (0.072 R)
• M20: 25,710,788 km (0.102 R)
• M21: 27,015,879 km (0.062 R)
• M22: 27,869,036 km (0.067 R)
• M23: 28,614,482 km (0.088 R)
• M24: 31,595,369 km (0.112 R)
• M25: 35,931,763 km (0.118 R)
• M26: 37,261,389 km (0.118 R)
• M27: 37,862,623 km (0.089 R)
• M28: 40,332,783 km (0.065 R)
• M29: 41,446,389 km (0.038 R)
• M30: 48,206,119 km (0.06 R)
• M31: 49,279,633 km (0.051 R)
• M32: 53,924,048 km (0.108 R)
• M33: 60,283,604 km (0.089 R)
• M34: 66,683,251 km (0.119 R)
• M35: 70,503,232 km (0.055 R)
• M36: 73,756,687 km (0.114 R)
• M37: 75,900,125 km (0.221 R)
• M38: 78,084,703 km (0.118 R)
• M39: 79,812,708 km (0.045 R)
• M40: 82,071,486 km (0.092 R)
• M41: 84,372,601 km (0.108 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 20,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit