🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.84 AU - 3.04 AU

Year: 1676 Days

Day: 17.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.8

Radius: 11.5

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.04 AU - 3.16 AU

Year: 2400 Days

Day: 10.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 16,402,955 km

• M1: 143,016 km (0.099 R)
• M2: 518,955 km (0.113 R)
• M3: 1,307,635 km (0.066 R)
• M4: 1,727,407 km (0.068 R)
• M5: 2,637,111 km (0.106 R)
• M6: 3,150,082 km (0.096 R)
• M7: 3,879,671 km (0.111 R)
• M8: 4,315,749 km (0.101 R)
• M9: 4,718,616 km (0.103 R)
• M10: 5,287,088 km (0.111 R)
• M11: 5,926,320 km (0.092 R)
• M12: 6,344,745 km (0.055 R)
• M13: 8,609,956 km (0.028 R)
• M14: 9,079,544 km (0.046 R)
• M15: 11,053,637 km (0.119 R)
• M16: 11,608,944 km (0.073 R)
• M17: 14,064,593 km (0.1 R)
• M18: 14,481,672 km (0.086 R)
• M19: 16,334,891 km (0.102 R)
• M20: 16,847,862 km (0.089 R)
• M21: 17,265,838 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.2

Radius: 10.2

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.06 AU - 3.7 AU

Year: 2732 Days

Day: 6 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 16,402,955 km

• M1: 127,158 km (0.093 R)
• M2: 469,737 km (0.059 R)
• M3: 845,976 km (0.109 R)
• M4: 1,230,293 km (0.099 R)
• M5: 1,827,936 km (0.081 R)
• M6: 2,200,435 km (0.093 R)
• M7: 2,567,847 km (0.08 R)
• M8: 3,180,600 km (0.113 R)
• M9: 4,056,645 km (0.063 R)
• M10: 4,408,948 km (0.103 R)
• M11: 4,954,083 km (0.077 R)
• M12: 6,917,555 km (0.097 R)
• M13: 7,625,452 km (0.096 R)
• M14: 8,256,606 km (0.12 R)
• M15: 8,889,853 km (0.091 R)
• M16: 9,487,198 km (0.104 R)
• M17: 11,829,751 km (0.11 R)
• M18: 13,304,636 km (0.08 R)
• M19: 13,910,059 km (0.074 R)
• M20: 16,418,965 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.4

Radius: 8.9

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.08 AU - 4.1 AU

Year: 2991 Days

Day: 14.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,402,955 km

• M1: 111,301 km (0.106 R)
• M2: 432,487 km (0.045 R)
• M3: 782,546 km (0.051 R)
• M4: 1,071,420 km (0.047 R)
• M5: 2,123,093 km (0.072 R)
• M6: 2,437,398 km (0.083 R)
• M7: 2,733,751 km (0.11 R)
• M8: 3,019,334 km (0.084 R)
• M9: 3,999,050 km (0.069 R)
• M10: 4,737,465 km (0.09 R)
• M11: 5,176,984 km (0.094 R)
• M12: 5,537,515 km (0.108 R)
• M13: 6,781,122 km (0.081 R)
• M14: 7,213,460 km (0.104 R)
• M15: 7,762,783 km (0.099 R)
• M16: 10,525,856 km (0.077 R)
• M17: 11,971,270 km (0.025 R)
• M18: 16,156,271 km (0.078 R)
• M19: 16,984,145 km (0.117 R)
• M20: 17,266,287 km (0.025 R)
• M21: 18,073,068 km (0.114 R)
• M22: 20,073,790 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.2

Radius: 10.9

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.1 AU - 5.14 AU

Year: 4366 Days

Day: 8.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 16,402,955 km

• M1: 142,866 km (0.081 R)
• M2: 494,421 km (0.108 R)
• M3: 1,167,911 km (0.095 R)
• M4: 2,542,416 km (0.06 R)
• M5: 6,534,585 km (0.049 R)
• M6: 8,668,149 km (0.105 R)
• M7: 9,692,296 km (0.045 R)
• M8: 13,497,169 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.2

Radius: 14

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.95 AU - 6.47 AU

Year: 5229 Days

Day: 5.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,402,955 km

• M1: 174,132 km (0.071 R)
• M2: 958,174 km (0.038 R)
• M3: 2,227,512 km (0.091 R)
• M4: 2,718,493 km (0.099 R)
• M5: 3,517,794 km (0.103 R)
• M6: 4,106,611 km (0.117 R)
• M7: 5,137,490 km (0.079 R)
• M8: 5,662,579 km (0.12 R)
• M9: 6,850,834 km (0.073 R)
• M10: 7,302,470 km (0.111 R)
• M11: 8,099,678 km (0.082 R)
• M12: 9,495,426 km (0.089 R)
• M13: 10,723,175 km (0.099 R)
• M14: 11,711,419 km (0.11 R)
• M15: 12,315,495 km (0.069 R)
• M16: 13,214,578 km (0.079 R)
• M17: 16,601,325 km (0.091 R)
• M18: 17,089,313 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.5

Radius: 14.8

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.68 AU - 6.52 AU

Year: 5827 Days

Day: 14.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 162.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,402,955 km

• M1: 184,005 km (0.079 R)
• M2: 971,040 km (0.025 R)
• M3: 2,624,545 km (0.046 R)
• M4: 3,786,621 km (0.036 R)
• M5: 5,269,286 km (0.117 R)
• M6: 9,092,708 km (0.037 R)
• M7: 9,716,232 km (0.103 R)
• M8: 13,026,384 km (0.112 R)
• M9: 15,550,399 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.6

Radius: 13.4

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.72 AU - 7.82 AU

Year: 6903 Days

Day: 12.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,402,955 km

• M1: 166,802 km (0.051 R)
• M2: 641,027 km (0.059 R)
• M3: 2,436,501 km (0.032 R)
• M4: 3,797,841 km (0.104 R)
• M5: 4,265,334 km (0.1 R)
• M6: 5,271,829 km (0.117 R)
• M7: 5,759,668 km (0.055 R)
• M8: 7,071,342 km (0.054 R)
• M9: 7,579,077 km (0.034 R)
• M10: 8,080,978 km (0.083 R)
• M11: 10,858,262 km (0.071 R)
• M12: 13,100,435 km (0.1 R)
• M13: 13,912,153 km (0.112 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 15,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit