🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.9

Radius: 10

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.5 AU - 0.78 AU

Year: 341 Days

Day: 14.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,400,534 km

• M1: 124,316 km (0.08 R)
• M2: 565,031 km (0.115 R)
• M3: 898,186 km (0.106 R)
• M4: 1,272,928 km (0.087 R)
• M5: 1,723,667 km (0.099 R)
• M6: 2,495,741 km (0.088 R)
• M7: 2,939,897 km (0.109 R)
• M8: 3,413,075 km (0.095 R)
• M9: 3,735,758 km (0.1 R)
• M10: 4,292,113 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.2

Radius: 11.2

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.77 AU - 1.07 AU

Year: 588 Days

Day: 6.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 81.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 20,400,534 km

• M1: 140,173 km (0.083 R)
• M2: 512,672 km (0.09 R)
• M3: 973,284 km (0.096 R)
• M4: 1,630,766 km (0.109 R)
• M5: 2,126,833 km (0.092 R)
• M6: 2,703,533 km (0.094 R)
• M7: 3,137,067 km (0.056 R)
• M8: 3,560,130 km (0.049 R)
• M9: 4,095,691 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.4

Radius: 13.4

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.57 AU - 1.65 AU

Year: 1362 Days

Day: 11.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,400,534 km

• M1: 166,652 km (0.026 R)
• M2: 589,565 km (0.05 R)
• M3: 1,371,064 km (0.093 R)
• M4: 1,815,819 km (0.039 R)
• M5: 2,413,911 km (0.083 R)
• M6: 3,048,057 km (0.04 R)
• M7: 3,624,607 km (0.084 R)
• M8: 4,635,140 km (0.117 R)
• M9: 6,056,619 km (0.112 R)
• M10: 7,186,383 km (0.092 R)
• M11: 8,006,029 km (0.076 R)
• M12: 8,559,541 km (0.087 R)
• M13: 9,365,874 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.9

Radius: 10.3

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.6 AU - 2.2 AU

Year: 1746 Days

Day: 10.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 20,400,534 km

• M1: 128,205 km (0.095 R)
• M2: 716,275 km (0.086 R)
• M3: 1,061,098 km (0.116 R)
• M4: 1,879,847 km (0.076 R)
• M5: 2,229,158 km (0.113 R)
• M6: 3,047,458 km (0.115 R)
• M7: 3,518,392 km (0.046 R)
• M8: 4,020,443 km (0.093 R)
• M9: 4,459,812 km (0.111 R)
• M10: 4,814,807 km (0.108 R)
• M11: 5,249,688 km (0.107 R)
• M12: 5,689,057 km (0.12 R)
• M13: 6,085,043 km (0.081 R)
• M14: 6,429,118 km (0.046 R)
• M15: 6,786,059 km (0.118 R)
• M16: 7,232,010 km (0.104 R)
• M17: 8,919,623 km (0.089 R)
• M18: 10,299,065 km (0.113 R)
• M19: 11,328,748 km (0.115 R)
• M20: 11,815,539 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.4

Radius: 12.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.87 AU - 2.09 AU

Year: 1858 Days

Day: 5.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,400,534 km

• M1: 160,967 km (0.084 R)
• M2: 681,418 km (0.09 R)
• M3: 1,220,120 km (0.072 R)
• M4: 1,623,885 km (0.062 R)
• M5: 2,284,509 km (0.11 R)
• M6: 4,296,002 km (0.06 R)
• M7: 5,232,934 km (0.091 R)
• M8: 5,680,830 km (0.084 R)
• M9: 6,757,186 km (0.083 R)
• M10: 7,234,852 km (0.079 R)
• M11: 8,023,083 km (0.098 R)
• M12: 9,183,364 km (0.108 R)
• M13: 9,637,992 km (0.087 R)
• M14: 10,039,513 km (0.114 R)
• M15: 10,769,401 km (0.109 R)
• M16: 12,610,053 km (0.087 R)
• M17: 14,652,064 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.1

Radius: 12.7

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.24 AU - 3.06 AU

Year: 2877 Days

Day: 6.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,400,534 km

• M1: 157,975 km (0.04 R)
• M2: 766,240 km (0.101 R)
• M3: 1,210,696 km (0.091 R)
• M4: 1,831,527 km (0.092 R)
• M5: 2,504,717 km (0.072 R)
• M6: 3,046,710 km (0.115 R)
• M7: 3,560,130 km (0.047 R)
• M8: 5,272,427 km (0.11 R)
• M9: 6,245,861 km (0.044 R)
• M10: 8,264,086 km (0.108 R)
• M11: 10,138,397 km (0.059 R)
• M12: 10,537,524 km (0.107 R)
• M13: 11,022,820 km (0.06 R)
• M14: 11,601,315 km (0.053 R)
• M15: 12,118,924 km (0.08 R)
• M16: 13,633,452 km (0.065 R)
• M17: 16,136,823 km (0.111 R)
• M18: 16,933,881 km (0.03 R)

Asteroid Belt

Center: 3.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.2

Radius: 8.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.38 AU - 3.52 AU

Year: 4273 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 20,400,534 km

• M1: 112,797 km (0.068 R)
• M2: 405,410 km (0.114 R)
• M3: 771,925 km (0.088 R)
• M4: 1,320,052 km (0.106 R)
• M5: 1,675,795 km (0.041 R)
• M6: 2,121,148 km (0.12 R)
• M7: 2,523,866 km (0.093 R)
• M8: 2,862,705 km (0.064 R)
• M9: 3,446,585 km (0.12 R)
• M10: 4,128,303 km (0.028 R)
• M11: 4,468,488 km (0.071 R)
• M12: 4,781,447 km (0.1 R)
• M13: 6,210,556 km (0.115 R)
• M14: 7,681,551 km (0.118 R)
• M15: 8,363,718 km (0.098 R)
• M16: 8,771,522 km (0.074 R)
• M17: 10,851,830 km (0.053 R)
• M18: 12,569,811 km (0.097 R)
• M19: 13,195,729 km (0.099 R)
• M20: 13,702,118 km (0.069 R)
• M21: 14,317,115 km (0.03 R)
• M22: 15,198,844 km (0.07 R)
• M23: 16,430,185 km (0.072 R)
• M24: 18,230,296 km (0.102 R)
• M25: 20,097,576 km (0.103 R)
• M26: 20,400,512 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 16,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit