🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.48 AU - 0.76 AU

Year: 216 Days

Day: 27 Hours

Environment

Temp: -0 °C

Axial Tilt: 100.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.78 AU - 0.78 AU

Year: 305 Days

Day: 25.1 Hours

Environment

Temp: -29 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.82 AU - 1.18 AU

Year: 443 Days

Day: 31.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.4

Radius: 9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.39 AU - 3.09 AU

Year: 2009 Days

Day: 12.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,753,572 km

• M1: 112,049 km (0.085 R)
• M2: 404,064 km (0.091 R)
• M3: 740,659 km (0.113 R)
• M4: 1,241,962 km (0.108 R)
• M5: 2,310,988 km (0.065 R)
• M6: 2,604,649 km (0.03 R)
• M7: 3,060,473 km (0.094 R)
• M8: 4,338,338 km (0.101 R)
• M9: 6,624,194 km (0.062 R)
• M10: 8,473,971 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.9

Radius: 8.2

Gravity: 10.51 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.59 AU - 3.53 AU

Year: 2371 Days

Day: 5.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,753,572 km

• M1: 103,372 km (0.036 R)
• M2: 415,284 km (0.089 R)
• M3: 1,309,729 km (0.105 R)
• M4: 1,620,893 km (0.095 R)
• M5: 2,367,386 km (0.074 R)
• M6: 3,205,733 km (0.07 R)
• M7: 4,008,774 km (0.053 R)
• M8: 5,853,316 km (0.096 R)
• M9: 6,377,357 km (0.077 R)
• M10: 8,043,728 km (0.116 R)
• M11: 8,859,036 km (0.072 R)
• M12: 11,235,847 km (0.049 R)
• M13: 12,337,486 km (0.03 R)
• M14: 13,554,465 km (0.085 R)
• M15: 13,825,237 km (0.064 R)
• M16: 15,380,157 km (0.111 R)
• M17: 18,007,245 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.6

Radius: 10.4

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.72 AU - 3.82 AU

Year: 2619 Days

Day: 14.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,753,572 km

• M1: 131,497 km (0.039 R)
• M2: 524,789 km (0.103 R)
• M3: 985,401 km (0.12 R)
• M4: 1,324,988 km (0.041 R)
• M5: 1,789,939 km (0.115 R)
• M6: 2,936,307 km (0.112 R)
• M7: 3,435,665 km (0.094 R)
• M8: 4,011,317 km (0.062 R)
• M9: 4,365,266 km (0.11 R)
• M10: 5,184,464 km (0.07 R)
• M11: 5,942,775 km (0.052 R)
• M12: 6,432,260 km (0.117 R)
• M13: 7,216,900 km (0.113 R)
• M14: 7,902,358 km (0.116 R)
• M15: 9,187,852 km (0.086 R)
• M16: 10,490,700 km (0.054 R)
• M17: 11,004,719 km (0.109 R)
• M18: 11,329,346 km (0.053 R)
• M19: 11,912,927 km (0.115 R)
• M20: 13,505,546 km (0.091 R)
• M21: 16,680,163 km (0.107 R)
• M22: 17,217,369 km (0.11 R)
• M23: 18,213,690 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.1

Radius: 12.1

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.68 AU - 3.98 AU

Year: 3320 Days

Day: 13.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,753,572 km

• M1: 150,495 km (0.091 R)
• M2: 557,551 km (0.082 R)
• M3: 969,544 km (0.035 R)
• M4: 1,347,578 km (0.098 R)
• M5: 2,312,484 km (0.109 R)
• M6: 3,009,161 km (0.067 R)
• M7: 4,111,099 km (0.054 R)
• M8: 4,582,632 km (0.082 R)
• M9: 6,703,032 km (0.085 R)
• M10: 8,732,477 km (0.069 R)
• M11: 9,550,328 km (0.085 R)
• M12: 10,050,583 km (0.11 R)
• M13: 10,530,793 km (0.049 R)
• M14: 11,537,137 km (0.081 R)
• M15: 12,063,871 km (0.113 R)
• M16: 12,776,705 km (0.109 R)
• M17: 16,262,336 km (0.118 R)
• M18: 17,765,346 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.5

Radius: 8.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.43 AU - 5.25 AU

Year: 4005 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,753,572 km

• M1: 105,766 km (0.057 R)
• M2: 424,110 km (0.088 R)
• M3: 867,368 km (0.113 R)
• M4: 1,214,884 km (0.049 R)
• M5: 1,487,302 km (0.114 R)
• M6: 1,835,715 km (0.117 R)
• M7: 2,145,383 km (0.082 R)
• M8: 2,729,862 km (0.1 R)
• M9: 3,051,497 km (0.069 R)
• M10: 4,297,348 km (0.089 R)
• M11: 4,600,284 km (0.093 R)
• M12: 5,346,628 km (0.105 R)
• M13: 6,843,803 km (0.077 R)
• M14: 7,197,752 km (0.077 R)
• M15: 7,910,586 km (0.044 R)
• M16: 9,261,305 km (0.115 R)
• M17: 9,694,989 km (0.099 R)
• M18: 10,525,108 km (0.078 R)
• M19: 10,798,872 km (0.091 R)
• M20: 12,069,407 km (0.091 R)
• M21: 13,299,999 km (0.12 R)
• M22: 13,852,314 km (0.098 R)
• M23: 14,709,211 km (0.034 R)
• M24: 16,319,183 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606

Radius: 11.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.15 AU - 9.43 AU

Year: 10572 Days

Day: 9.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,753,572 km

• M1: 142,268 km (0.066 R)
• M2: 534,214 km (0.104 R)
• M3: 1,364,033 km (0.069 R)
• M4: 2,592,830 km (0.083 R)
• M5: 3,328,104 km (0.08 R)
• M6: 4,451,584 km (0.118 R)
• M7: 5,022,150 km (0.052 R)
• M8: 6,273,536 km (0.049 R)
• M9: 7,070,743 km (0.036 R)
• M10: 8,020,091 km (0.116 R)
• M11: 8,638,230 km (0.028 R)
• M12: 9,624,977 km (0.119 R)
• M13: 10,120,446 km (0.092 R)
• M14: 11,544,019 km (0.073 R)
• M15: 16,125,154 km (0.061 R)
• M16: 17,545,137 km (0.075 R)
• M17: 18,436,142 km (0.077 R)
• M18: 19,201,485 km (0.078 R)
• M19: 23,085,495 km (0.05 R)
• M20: 24,336,582 km (0.098 R)
• M21: 24,702,348 km (0.074 R)
• M22: 25,632,548 km (0.096 R)
• M23: 26,585,935 km (0.107 R)
• M24: 27,860,509 km (0.115 R)
• M25: 28,462,341 km (0.104 R)
• M26: 29,072,850 km (0.116 R)
• M27: 31,278,521 km (0.114 R)
• M28: 32,587,951 km (0.092 R)
• M29: 34,966,558 km (0.115 R)
• M30: 40,321,712 km (0.117 R)
• M31: 44,953,562 km (0.076 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: 423 - 12,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit