🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.51 AU - 0.69 AU

Year: 305 Days

Day: 14.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.3

Radius: 14

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.72 AU - 0.9 AU

Year: 478 Days

Day: 9.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,672,539 km

• M1: 174,132 km (0.078 R)
• M2: 616,194 km (0.077 R)
• M3: 1,106,725 km (0.094 R)
• M4: 1,744,311 km (0.118 R)
• M5: 2,217,639 km (0.118 R)
• M6: 3,190,773 km (0.1 R)
• M7: 4,060,236 km (0.057 R)
• M8: 4,536,555 km (0.083 R)
• M9: 5,637,297 km (0.076 R)
• M10: 6,102,845 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.9

Radius: 10.5

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.91 AU - 1.07 AU

Year: 646 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 46,672,539 km

• M1: 131,347 km (0.091 R)
• M2: 718,519 km (0.11 R)
• M3: 1,194,988 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.7

Radius: 14.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.15 AU - 1.27 AU

Year: 873 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,672,539 km

• M1: 179,069 km (0.082 R)
• M2: 733,927 km (0.058 R)
• M3: 1,389,465 km (0.113 R)
• M4: 1,976,487 km (0.078 R)
• M5: 3,069,150 km (0.05 R)
• M6: 3,751,466 km (0.114 R)
• M7: 4,651,297 km (0.114 R)
• M8: 5,198,825 km (0.117 R)
• M9: 5,888,471 km (0.032 R)
• M10: 6,487,910 km (0.045 R)
• M11: 8,005,431 km (0.083 R)
• M12: 8,638,379 km (0.099 R)
• M13: 9,222,709 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.6

Radius: 14.1

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.66 AU - 1.9 AU

Year: 1558 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,672,539 km

• M1: 175,329 km (0.077 R)
• M2: 736,171 km (0.108 R)
• M3: 1,346,082 km (0.098 R)
• M4: 2,101,700 km (0.118 R)
• M5: 2,753,050 km (0.093 R)
• M6: 3,703,744 km (0.081 R)
• M7: 6,882,848 km (0.116 R)
• M8: 10,071,527 km (0.058 R)
• M9: 11,373,029 km (0.065 R)
• M10: 12,508,327 km (0.102 R)
• M11: 13,225,050 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.8

Radius: 12.4

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.36 AU - 4.74 AU

Year: 5347 Days

Day: 14.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,672,539 km

• M1: 154,235 km (0.041 R)
• M2: 674,686 km (0.07 R)
• M3: 1,355,207 km (0.111 R)
• M4: 1,831,377 km (0.09 R)
• M5: 2,788,056 km (0.08 R)
• M6: 3,843,319 km (0.095 R)
• M7: 6,390,372 km (0.101 R)
• M8: 8,113,441 km (0.099 R)
• M9: 8,742,948 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.1

Radius: 8.4

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.18 AU - 6.56 AU

Year: 8163 Days

Day: 13.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,672,539 km

• M1: 104,868 km (0.066 R)
• M2: 373,546 km (0.049 R)
• M3: 1,213,538 km (0.096 R)
• M4: 1,615,059 km (0.11 R)
• M5: 2,240,079 km (0.092 R)
• M6: 2,787,308 km (0.06 R)
• M7: 3,351,142 km (0.079 R)
• M8: 4,763,944 km (0.075 R)
• M9: 5,408,113 km (0.063 R)
• M10: 6,355,965 km (0.102 R)
• M11: 7,214,208 km (0.09 R)
• M12: 8,490,278 km (0.102 R)
• M13: 8,753,719 km (0.073 R)
• M14: 11,323,960 km (0.12 R)
• M15: 11,969,026 km (0.115 R)
• M16: 13,040,147 km (0.086 R)
• M17: 13,628,964 km (0.079 R)
• M18: 14,670,465 km (0.066 R)
• M19: 16,364,511 km (0.111 R)
• M20: 17,399,130 km (0.112 R)
• M21: 18,403,530 km (0.063 R)
• M22: 23,320,214 km (0.115 R)
• M23: 25,256,309 km (0.046 R)
• M24: 28,651,732 km (0.075 R)
• M25: 29,445,648 km (0.07 R)
• M26: 34,742,909 km (0.079 R)
• M27: 38,446,952 km (0.038 R)
• M28: 40,024,162 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.1

Radius: 6.2

Gravity: 25.08 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.39 AU - 8.05 AU

Year: 11428 Days

Day: 22.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 46,672,539 km

• M1: 77,193 km (0.07 R)
• M2: 340,485 km (0.106 R)
• M3: 553,213 km (0.095 R)
• M4: 982,409 km (0.068 R)
• M5: 1,244,205 km (0.069 R)
• M6: 1,998,628 km (0.073 R)
• M7: 6,010,992 km (0.092 R)
• M8: 6,684,332 km (0.12 R)
• M9: 7,809,906 km (0.111 R)
• M10: 8,659,622 km (0.101 R)
• M11: 9,106,920 km (0.078 R)
• M12: 9,939,881 km (0.116 R)
• M13: 10,541,264 km (0.081 R)
• M14: 11,459,047 km (0.103 R)
• M15: 12,181,605 km (0.108 R)
• M16: 14,600,303 km (0.094 R)
• M17: 15,885,199 km (0.116 R)
• M18: 17,634,447 km (0.077 R)
• M19: 24,226,178 km (0.119 R)
• M20: 28,878,523 km (0.097 R)
• M21: 33,727,139 km (0.115 R)
• M22: 34,215,427 km (0.068 R)
• M23: 36,985,381 km (0.119 R)
• M24: 38,690,647 km (0.111 R)
• M25: 39,630,271 km (0.103 R)
• M26: 41,975,218 km (0.042 R)
• M27: 42,824,485 km (0.11 R)
• M28: 45,440,952 km (0.096 R)
• M29: 47,395,597 km (0.079 R)
• M30: 49,248,965 km (0.096 R)
• M31: 50,035,401 km (0.114 R)
• M32: 55,605,678 km (0.041 R)
• M33: 56,973,900 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.8

Radius: 5.8

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.97 AU - 8.57 AU

Year: 15602 Days

Day: 24.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,672,539 km

• M1: 72,106 km (0.065 R)
• M2: 309,219 km (0.111 R)
• M3: 509,830 km (0.109 R)
• M4: 910,153 km (0.059 R)
• M5: 1,244,355 km (0.108 R)
• M6: 1,701,526 km (0.09 R)
• M7: 2,036,027 km (0.115 R)
• M8: 2,589,090 km (0.082 R)
• M9: 4,178,568 km (0.085 R)
• M10: 5,003,600 km (0.029 R)
• M11: 6,363,445 km (0.082 R)
• M12: 10,188,213 km (0.113 R)
• M13: 10,391,517 km (0.08 R)
• M14: 14,213,742 km (0.112 R)
• M15: 20,367,451 km (0.098 R)
• M16: 22,700,729 km (0.12 R)
• M17: 30,758,669 km (0.036 R)
• M18: 32,813,395 km (0.095 R)
• M19: 33,592,950 km (0.081 R)
• M20: 35,304,798 km (0.099 R)
• M21: 41,818,738 km (0.039 R)
• M22: 44,606,794 km (0.088 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: 520 - 13,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit