🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.6

Radius: 9

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.73 AU - 1.21 AU

Year: 617 Days

Day: 11.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,354,276 km

• M1: 111,899 km (0.117 R)
• M2: 419,472 km (0.101 R)
• M3: 777,311 km (0.111 R)
• M4: 1,389,764 km (0.058 R)
• M5: 1,713,793 km (0.113 R)
• M6: 2,136,407 km (0.074 R)
• M7: 2,506,064 km (0.108 R)
• M8: 3,348,748 km (0.091 R)
• M9: 3,821,029 km (0.09 R)
• M10: 4,196,071 km (0.116 R)
• M11: 5,452,992 km (0.066 R)
• M12: 5,754,880 km (0.078 R)
• M13: 6,107,931 km (0.115 R)
• M14: 7,076,129 km (0.117 R)
• M15: 7,597,178 km (0.111 R)
• M16: 7,974,464 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.8

Radius: 12.8

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.23 AU - 1.35 AU

Year: 946 Days

Day: 12.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,354,276 km

• M1: 159,172 km (0.102 R)
• M2: 785,838 km (0.065 R)
• M3: 1,208,601 km (0.098 R)
• M4: 1,702,573 km (0.118 R)
• M5: 2,302,760 km (0.109 R)
• M6: 2,804,212 km (0.092 R)
• M7: 3,291,752 km (0.109 R)
• M8: 3,974,067 km (0.057 R)
• M9: 4,892,598 km (0.044 R)
• M10: 6,639,004 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.3

Radius: 14.3

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.23 AU - 1.81 AU

Year: 1210 Days

Day: 13.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,354,276 km

• M1: 178,171 km (0.112 R)
• M2: 802,144 km (0.065 R)
• M3: 1,800,710 km (0.076 R)
• M4: 2,651,921 km (0.057 R)
• M5: 3,803,675 km (0.058 R)
• M6: 4,392,642 km (0.115 R)
• M7: 5,266,443 km (0.11 R)
• M8: 6,339,210 km (0.099 R)
• M9: 9,025,688 km (0.116 R)
• M10: 9,471,789 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.9

Radius: 8.4

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.41 AU - 2.09 AU

Year: 1495 Days

Day: 12.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 175.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,354,276 km

• M1: 104,569 km (0.038 R)
• M2: 455,974 km (0.111 R)
• M3: 910,153 km (0.114 R)
• M4: 1,242,710 km (0.12 R)
• M5: 1,589,029 km (0.1 R)
• M6: 1,988,305 km (0.101 R)
• M7: 2,327,593 km (0.108 R)
• M8: 2,705,328 km (0.109 R)
• M9: 3,534,698 km (0.104 R)
• M10: 4,017,600 km (0.11 R)
• M11: 4,312,757 km (0.108 R)
• M12: 5,779,265 km (0.106 R)
• M13: 6,425,079 km (0.093 R)
• M14: 6,778,429 km (0.116 R)
• M15: 7,496,798 km (0.072 R)
• M16: 8,264,834 km (0.089 R)
• M17: 8,622,672 km (0.113 R)
• M18: 9,530,132 km (0.088 R)
• M19: 9,824,242 km (0.118 R)
• M20: 11,314,536 km (0.028 R)
• M21: 12,401,065 km (0.106 R)
• M22: 13,189,895 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.8

Radius: 10

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.85 AU - 2.29 AU

Year: 1923 Days

Day: 10.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,354,276 km

• M1: 124,615 km (0.03 R)
• M2: 490,083 km (0.047 R)
• M3: 868,116 km (0.093 R)
• M4: 1,729,052 km (0.075 R)
• M5: 2,455,799 km (0.101 R)
• M6: 3,097,723 km (0.074 R)
• M7: 4,187,843 km (0.072 R)
• M8: 6,277,575 km (0.08 R)
• M9: 6,996,094 km (0.077 R)
• M10: 8,438,965 km (0.036 R)
• M11: 10,905,386 km (0.08 R)
• M12: 11,435,560 km (0.116 R)
• M13: 13,087,420 km (0.12 R)
• M14: 13,860,692 km (0.065 R)
• M15: 14,482,869 km (0.073 R)
• M16: 16,560,335 km (0.068 R)

Asteroid Belt

Center: 5.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.6

Radius: 3.7

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.9 AU - 10.82 AU

Year: 17028 Days

Day: 25 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,354,276 km

• M1: 47,123 km (0.085 R)
• M2: 376,987 km (0.037 R)
• M3: 991,086 km (0.063 R)
• M4: 1,652,458 km (0.106 R)
• M5: 2,161,839 km (0.04 R)
• M6: 3,081,267 km (0.112 R)
• M7: 3,204,237 km (0.083 R)
• M8: 3,988,728 km (0.099 R)
• M9: 4,622,125 km (0.081 R)
• M10: 6,312,432 km (0.115 R)
• M11: 10,427,121 km (0.088 R)
• M12: 11,917,116 km (0.037 R)
• M13: 14,495,136 km (0.038 R)
• M14: 15,016,634 km (0.114 R)
• M15: 16,972,327 km (0.084 R)
• M16: 20,142,605 km (0.059 R)
• M17: 21,158,076 km (0.098 R)
• M18: 23,685,980 km (0.065 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 15,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit