🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.42 AU - 0.66 AU

Year: 252 Days

Day: 35.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.2

Radius: 13.1

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.08 AU - 1.43 AU

Year: 889 Days

Day: 6.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,712,625 km

• M1: 163,361 km (0.081 R)
• M2: 586,274 km (0.084 R)
• M3: 1,372,261 km (0.106 R)
• M4: 2,025,555 km (0.106 R)
• M5: 2,453,854 km (0.066 R)
• M6: 3,762,686 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.7

Radius: 14.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.19 AU - 1.51 AU

Year: 997 Days

Day: 13.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,712,625 km

• M1: 177,872 km (0.068 R)
• M2: 630,106 km (0.099 R)
• M3: 1,171,501 km (0.119 R)
• M4: 1,627,026 km (0.093 R)
• M5: 2,120,999 km (0.073 R)
• M6: 2,572,036 km (0.058 R)
• M7: 3,021,578 km (0.089 R)
• M8: 4,557,050 km (0.097 R)
• M9: 6,209,209 km (0.065 R)
• M10: 6,770,800 km (0.107 R)
• M11: 7,944,694 km (0.112 R)
• M12: 8,580,635 km (0.083 R)
• M13: 9,539,407 km (0.087 R)
• M14: 10,227,857 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.7

Radius: 12.6

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.22 AU - 1.5 AU

Year: 1008 Days

Day: 13.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,712,625 km

• M1: 180,265 km (0.109 R)
• M2: 635,342 km (0.09 R)
• M3: 1,112,410 km (0.114 R)
• M4: 1,609,673 km (0.103 R)
• M5: 2,343,151 km (0.114 R)
• M6: 2,743,924 km (0.092 R)
• M7: 3,274,997 km (0.119 R)
• M8: 5,273,475 km (0.095 R)
• M9: 5,696,986 km (0.116 R)
• M10: 6,252,742 km (0.101 R)
• M11: 8,987,242 km (0.111 R)
• M12: 10,665,281 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.7

Radius: 12.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.19 AU - 3.09 AU

Year: 2727 Days

Day: 9.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,712,625 km

• M1: 150,645 km (0.078 R)
• M2: 594,053 km (0.062 R)
• M3: 1,480,869 km (0.11 R)
• M4: 2,040,216 km (0.103 R)
• M5: 2,485,419 km (0.038 R)
• M6: 3,142,902 km (0.099 R)
• M7: 3,942,951 km (0.054 R)
• M8: 5,474,235 km (0.057 R)
• M9: 6,024,605 km (0.053 R)
• M10: 7,713,117 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.6

Radius: 3.6

Gravity: 73.19 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.73 AU - 10.61 AU

Year: 16232 Days

Day: 16.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,712,625 km

• M1: 44,879 km (0.117 R)
• M2: 247,136 km (0.114 R)
• M3: 426,653 km (0.039 R)
• M4: 591,660 km (0.068 R)
• M5: 930,349 km (0.093 R)
• M6: 1,371,064 km (0.107 R)
• M7: 1,957,339 km (0.117 R)
• M8: 2,096,315 km (0.08 R)
• M9: 3,046,860 km (0.076 R)
• M10: 4,453,080 km (0.106 R)
• M11: 5,949,208 km (0.104 R)
• M12: 6,073,225 km (0.068 R)
• M13: 9,152,847 km (0.085 R)
• M14: 14,211,499 km (0.089 R)
• M15: 16,214,165 km (0.116 R)
• M16: 17,282,593 km (0.117 R)
• M17: 18,572,875 km (0.103 R)
• M18: 19,286,457 km (0.037 R)
• M19: 19,925,838 km (0.059 R)
• M20: 20,863,517 km (0.107 R)
• M21: 21,054,404 km (0.105 R)
• M22: 21,246,638 km (0.09 R)
• M23: 24,061,172 km (0.107 R)
• M24: 26,439,479 km (0.067 R)
• M25: 28,733,413 km (0.072 R)
• M26: 34,107,567 km (0.068 R)
• M27: 34,239,961 km (0.096 R)
• M28: 35,992,051 km (0.093 R)
• M29: 36,129,232 km (0.094 R)
• M30: 40,114,071 km (0.116 R)
• M31: 43,288,089 km (0.112 R)
• M32: 43,598,803 km (0.083 R)
• M33: 47,444,366 km (0.066 R)
• M34: 48,774,740 km (0.11 R)
• M35: 53,985,384 km (0.059 R)
• M36: 55,985,358 km (0.039 R)
• M37: 57,096,720 km (0.092 R)
• M38: 58,411,685 km (0.055 R)
• M39: 66,522,134 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.5

Radius: 4

Gravity: 32.84 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.45 AU - 10.21 AU

Year: 19596 Days

Day: 24.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,712,625 km

• M1: 49,966 km (0.106 R)
• M2: 424,110 km (0.105 R)
• M3: 574,755 km (0.104 R)
• M4: 831,914 km (0.104 R)
• M5: 1,776,924 km (0.11 R)
• M6: 2,236,937 km (0.118 R)
• M7: 3,670,683 km (0.118 R)
• M8: 4,644,864 km (0.115 R)
• M9: 7,643,254 km (0.1 R)
• M10: 8,892,696 km (0.109 R)
• M11: 10,156,798 km (0.116 R)
• M12: 10,861,703 km (0.089 R)
• M13: 12,698,765 km (0.113 R)
• M14: 13,103,128 km (0.115 R)
• M15: 15,029,799 km (0.1 R)
• M16: 21,544,487 km (0.032 R)
• M17: 26,432,747 km (0.082 R)
• M18: 31,641,446 km (0.079 R)
• M19: 44,335,423 km (0.103 R)
• M20: 46,523,292 km (0.047 R)
• M21: 50,439,465 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 11,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit