🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.92 AU - 1.1 AU

Year: 428 Days

Day: 21 Hours

Environment

Temp: -48 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.8

Radius: 14.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.25 AU - 4.37 AU

Year: 3774 Days

Day: 8.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,721,839 km

• M1: 183,108 km (0.089 R)
• M2: 764,296 km (0.087 R)
• M3: 1,222,364 km (0.081 R)
• M4: 1,730,249 km (0.094 R)
• M5: 3,041,325 km (0.072 R)
• M6: 3,717,058 km (0.097 R)
• M7: 4,297,947 km (0.105 R)
• M8: 4,793,714 km (0.073 R)
• M9: 5,806,941 km (0.115 R)
• M10: 6,490,902 km (0.102 R)
• M11: 8,050,011 km (0.119 R)
• M12: 8,529,771 km (0.086 R)
• M13: 11,148,931 km (0.1 R)
• M14: 13,794,420 km (0.094 R)
• M15: 14,439,635 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.8

Radius: 13

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.32 AU - 5.52 AU

Year: 3919 Days

Day: 7 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,721,839 km

• M1: 161,865 km (0.085 R)
• M2: 660,475 km (0.106 R)
• M3: 1,165,667 km (0.031 R)
• M4: 1,615,956 km (0.09 R)
• M5: 2,708,918 km (0.101 R)
• M6: 3,815,643 km (0.077 R)
• M7: 4,292,711 km (0.093 R)
• M8: 4,860,884 km (0.108 R)
• M9: 7,409,583 km (0.104 R)
• M10: 7,830,401 km (0.067 R)
• M11: 10,222,471 km (0.11 R)
• M12: 10,923,188 km (0.038 R)
• M13: 12,178,015 km (0.064 R)
• M14: 13,016,062 km (0.098 R)
• M15: 13,423,567 km (0.102 R)
• M16: 14,479,728 km (0.103 R)
• M17: 16,757,505 km (0.038 R)
• M18: 17,362,478 km (0.116 R)
• M19: 21,373,197 km (0.07 R)
• M20: 25,169,393 km (0.101 R)
• M21: 25,723,354 km (0.053 R)
• M22: 26,855,660 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.6

Radius: 8.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.52 AU - 5.6 AU

Year: 4107 Days

Day: 12.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 52.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,721,839 km

• M1: 107,411 km (0.085 R)
• M2: 493,374 km (0.115 R)
• M3: 1,660,536 km (0.101 R)
• M4: 2,298,870 km (0.068 R)
• M5: 2,607,341 km (0.081 R)
• M6: 3,137,367 km (0.098 R)
• M7: 4,019,844 km (0.087 R)
• M8: 4,354,495 km (0.118 R)
• M9: 4,687,649 km (0.112 R)
• M10: 5,675,294 km (0.079 R)
• M11: 6,145,630 km (0.07 R)
• M12: 6,641,697 km (0.113 R)
• M13: 8,144,407 km (0.03 R)
• M14: 9,403,273 km (0.055 R)
• M15: 9,894,852 km (0.097 R)
• M16: 11,957,956 km (0.078 R)
• M17: 12,771,021 km (0.09 R)
• M18: 13,538,009 km (0.112 R)
• M19: 13,869,967 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.3

Radius: 11.2

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.55 AU - 4.61 AU

Year: 4134 Days

Day: 8.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,721,839 km

• M1: 139,276 km (0.094 R)
• M2: 559,197 km (0.052 R)
• M3: 1,343,389 km (0.107 R)
• M4: 2,139,549 km (0.052 R)
• M5: 2,578,768 km (0.114 R)
• M6: 3,661,408 km (0.053 R)
• M7: 4,625,417 km (0.1 R)
• M8: 4,999,112 km (0.107 R)
• M9: 6,333,226 km (0.102 R)
• M10: 7,856,581 km (0.106 R)
• M11: 8,910,947 km (0.069 R)
• M12: 9,571,421 km (0.116 R)
• M13: 11,210,266 km (0.092 R)
• M14: 11,750,165 km (0.042 R)
• M15: 13,931,003 km (0.1 R)
• M16: 16,028,813 km (0.092 R)
• M17: 17,419,774 km (0.062 R)
• M18: 19,719,692 km (0.086 R)
• M19: 22,355,607 km (0.105 R)
• M20: 24,089,745 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.9

Radius: 14.7

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.12 AU - 9.84 AU

Year: 11349 Days

Day: 12.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,721,839 km

• M1: 188,493 km (0.099 R)
• M2: 1,120,638 km (0.066 R)
• M3: 3,868,900 km (0.076 R)
• M4: 7,071,940 km (0.119 R)
• M5: 7,685,142 km (0.072 R)
• M6: 9,018,657 km (0.07 R)
• M7: 24,182,346 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.9

Radius: 5.6

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 10.13 AU - 15.39 AU

Year: 19224 Days

Day: 20.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,721,839 km

• M1: 74,799 km (0.025 R)
• M2: 549,473 km (0.083 R)
• M3: 764,595 km (0.086 R)
• M4: 1,068,877 km (0.071 R)
• M5: 1,331,421 km (0.079 R)
• M6: 1,821,803 km (0.075 R)
• M7: 2,424,981 km (0.103 R)
• M8: 3,343,662 km (0.069 R)
• M9: 3,748,324 km (0.108 R)
• M10: 4,504,242 km (0.082 R)
• M11: 5,191,794 km (0.083 R)
• M12: 6,540,569 km (0.061 R)
• M13: 8,789,324 km (0.06 R)
• M14: 9,509,039 km (0.085 R)
• M15: 9,857,901 km (0.069 R)
• M16: 11,562,868 km (0.116 R)
• M17: 20,271,559 km (0.108 R)
• M18: 21,438,422 km (0.039 R)
• M19: 24,088,249 km (0.115 R)
• M20: 31,651,169 km (0.081 R)
• M21: 32,765,823 km (0.059 R)
• M22: 37,117,326 km (0.057 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 11,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit