🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.5

Radius: 12.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.46 AU - 0.66 AU

Year: 289 Days

Day: 12.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,792,740 km

• M1: 154,235 km (0.084 R)
• M2: 610,958 km (0.116 R)
• M3: 1,170,155 km (0.063 R)
• M4: 1,619,995 km (0.09 R)
• M5: 2,091,528 km (0.111 R)
• M6: 2,587,445 km (0.101 R)
• M7: 2,991,658 km (0.075 R)
• M8: 3,721,247 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.2

Radius: 14.1

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.86 AU - 1 AU

Year: 619 Days

Day: 14.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,792,740 km

• M1: 175,329 km (0.116 R)
• M2: 658,829 km (0.111 R)
• M3: 1,203,814 km (0.095 R)
• M4: 1,690,157 km (0.103 R)
• M5: 2,620,207 km (0.09 R)
• M6: 3,328,403 km (0.054 R)
• M7: 4,344,322 km (0.109 R)
• M8: 5,112,956 km (0.116 R)
• M9: 6,774,390 km (0.111 R)
• M10: 7,810,056 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.6

Radius: 14.4

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.08 AU - 1.38 AU

Year: 942 Days

Day: 14 Hours

Environment

Temp: -183 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,792,740 km

• M1: 179,966 km (0.114 R)
• M2: 636,838 km (0.114 R)
• M3: 1,114,504 km (0.047 R)
• M4: 1,624,034 km (0.101 R)
• M5: 2,399,699 km (0.096 R)
• M6: 2,995,548 km (0.039 R)
• M7: 4,215,219 km (0.114 R)
• M8: 4,988,790 km (0.06 R)
• M9: 6,217,736 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.5

Radius: 8.1

Gravity: 13.71 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.53 AU - 2.15 AU

Year: 1723 Days

Day: 11.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,792,740 km

• M1: 103,372 km (0.105 R)
• M2: 408,103 km (0.107 R)
• M3: 691,741 km (0.107 R)
• M4: 1,543,252 km (0.079 R)
• M5: 2,306,799 km (0.082 R)
• M6: 2,861,807 km (0.116 R)
• M7: 3,203,339 km (0.117 R)
• M8: 3,784,677 km (0.103 R)
• M9: 4,177,820 km (0.091 R)
• M10: 4,577,246 km (0.094 R)
• M11: 5,337,502 km (0.07 R)
• M12: 5,664,224 km (0.093 R)
• M13: 6,204,721 km (0.102 R)
• M14: 6,887,187 km (0.114 R)
• M15: 7,618,720 km (0.06 R)
• M16: 8,747,735 km (0.066 R)
• M17: 9,302,295 km (0.103 R)
• M18: 9,707,705 km (0.076 R)
• M19: 10,266,453 km (0.113 R)
• M20: 11,257,838 km (0.086 R)
• M21: 11,718,450 km (0.093 R)
• M22: 12,072,099 km (0.096 R)
• M23: 12,351,997 km (0.089 R)
• M24: 12,759,352 km (0.054 R)
• M25: 14,167,816 km (0.097 R)
• M26: 15,394,967 km (0.117 R)
• M27: 16,251,565 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.6

Radius: 9.6

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.33 AU - 2.71 AU

Year: 2761 Days

Day: 13.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,792,740 km

• M1: 134,638 km (0.076 R)
• M2: 449,392 km (0.108 R)
• M3: 761,004 km (0.05 R)
• M4: 1,129,165 km (0.111 R)
• M5: 1,893,460 km (0.094 R)
• M6: 2,409,274 km (0.08 R)
• M7: 2,759,183 km (0.052 R)
• M8: 3,356,527 km (0.116 R)
• M9: 3,943,250 km (0.046 R)
• M10: 4,251,571 km (0.102 R)
• M11: 5,602,590 km (0.091 R)
• M12: 6,481,477 km (0.12 R)
• M13: 6,912,618 km (0.03 R)
• M14: 7,654,025 km (0.109 R)
• M15: 8,136,179 km (0.079 R)
• M16: 9,161,074 km (0.055 R)
• M17: 9,809,132 km (0.102 R)
• M18: 12,218,556 km (0.041 R)
• M19: 12,961,758 km (0.112 R)
• M20: 15,325,105 km (0.116 R)
• M21: 16,140,264 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.9

Radius: 6.9

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.47 AU - 6.83 AU

Year: 9270 Days

Day: 15.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,792,740 km

• M1: 86,019 km (0.105 R)
• M2: 319,242 km (0.111 R)
• M3: 699,071 km (0.028 R)
• M4: 1,002,455 km (0.095 R)
• M5: 1,266,795 km (0.099 R)
• M6: 1,564,794 km (0.082 R)
• M7: 1,879,847 km (0.106 R)
• M8: 2,546,754 km (0.103 R)
• M9: 3,296,389 km (0.107 R)
• M10: 3,722,444 km (0.111 R)
• M11: 4,312,458 km (0.11 R)
• M12: 5,164,717 km (0.098 R)
• M13: 5,492,486 km (0.12 R)
• M14: 6,091,625 km (0.064 R)
• M15: 6,803,412 km (0.109 R)
• M16: 7,569,503 km (0.07 R)
• M17: 9,846,681 km (0.084 R)
• M18: 10,073,921 km (0.092 R)
• M19: 12,811,861 km (0.086 R)
• M20: 17,490,983 km (0.071 R)
• M21: 20,208,877 km (0.116 R)
• M22: 21,249,480 km (0.08 R)
• M23: 23,195,898 km (0.12 R)
• M24: 28,714,414 km (0.097 R)
• M25: 31,088,382 km (0.026 R)
• M26: 35,792,787 km (0.061 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: 380 - 15,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit