🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.55 AU - 0.71 AU

Year: 186 Days

Day: 29.9 Hours

Environment

Temp: 199 °C

Axial Tilt: 11 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,614,333 km

• M1: 69,264 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.7 AU - 0.78 AU

Year: 237 Days

Day: 41.7 Hours

Environment

Temp: 89 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,614,333 km

• M1: 45,328 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.76 AU - 0.92 AU

Year: 287 Days

Day: 16.7 Hours

Environment

Temp: 99 °C

Axial Tilt: 179.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,614,333 km

• M1: 92,302 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.05 AU - 4.41 AU

Year: 2685 Days

Day: 14.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.5

Radius: 12.5

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.73 AU - 5.23 AU

Year: 3535 Days

Day: 6.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 112,614,333 km

• M1: 189,391 km (0.093 R)
• M2: 609,312 km (0.087 R)
• M3: 1,036,713 km (0.11 R)
• M4: 1,449,753 km (0.051 R)
• M5: 3,572,547 km (0.118 R)
• M6: 4,733,277 km (0.059 R)
• M7: 5,637,446 km (0.11 R)
• M8: 6,599,809 km (0.103 R)
• M9: 7,639,215 km (0.083 R)
• M10: 9,449,948 km (0.104 R)
• M11: 12,575,945 km (0.04 R)
• M12: 13,726,353 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.3

Radius: 11

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.52 AU - 6.5 AU

Year: 5492 Days

Day: 6.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 112,614,333 km

• M1: 136,732 km (0.032 R)
• M2: 504,444 km (0.099 R)
• M3: 914,641 km (0.076 R)
• M4: 1,437,935 km (0.068 R)
• M5: 1,938,639 km (0.09 R)
• M6: 2,324,601 km (0.049 R)
• M7: 2,762,025 km (0.085 R)
• M8: 3,564,468 km (0.088 R)
• M9: 5,426,364 km (0.115 R)
• M10: 5,865,433 km (0.05 R)
• M11: 7,291,699 km (0.092 R)
• M12: 7,974,314 km (0.093 R)
• M13: 8,659,922 km (0.115 R)
• M14: 9,301,846 km (0.082 R)
• M15: 9,846,681 km (0.118 R)
• M16: 10,456,891 km (0.105 R)
• M17: 10,816,973 km (0.106 R)
• M18: 11,946,886 km (0.078 R)
• M19: 14,002,510 km (0.041 R)
• M20: 15,343,506 km (0.059 R)
• M21: 16,283,878 km (0.116 R)
• M22: 18,736,685 km (0.096 R)
• M23: 19,538,380 km (0.115 R)
• M24: 20,085,609 km (0.075 R)
• M25: 20,713,321 km (0.057 R)
• M26: 22,154,996 km (0.076 R)
• M27: 24,757,849 km (0.11 R)
• M28: 25,886,715 km (0.113 R)
• M29: 27,558,172 km (0.089 R)
• M30: 29,123,115 km (0.071 R)
• M31: 30,017,710 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.6

Radius: 9.8

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.77 AU - 8.55 AU

Year: 8689 Days

Day: 12.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 102 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 112,614,333 km

• M1: 122,969 km (0.044 R)
• M2: 601,533 km (0.071 R)
• M3: 1,171,501 km (0.088 R)
• M4: 1,478,177 km (0.11 R)
• M5: 2,112,621 km (0.092 R)
• M6: 3,103,258 km (0.051 R)
• M7: 4,313,056 km (0.039 R)
• M8: 5,180,873 km (0.091 R)
• M9: 5,682,326 km (0.082 R)
• M10: 8,084,119 km (0.078 R)
• M11: 9,362,732 km (0.108 R)
• M12: 9,880,042 km (0.077 R)
• M13: 13,210,390 km (0.067 R)
• M14: 14,099,300 km (0.091 R)
• M15: 14,485,263 km (0.052 R)
• M16: 17,888,315 km (0.083 R)
• M17: 20,411,582 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.9

Radius: 3

Gravity: 27.43 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 14.83 AU - 17.81 AU

Year: 24577 Days

Day: 21.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 112,614,333 km

• M1: 62,532 km (0.106 R)
• M2: 173,683 km (0.103 R)
• M3: 364,420 km (0.056 R)
• M4: 580,141 km (0.069 R)
• M5: 863,778 km (0.068 R)
• M6: 1,042,847 km (0.1 R)
• M7: 2,149,123 km (0.114 R)
• M8: 2,564,706 km (0.1 R)
• M9: 2,862,256 km (0.102 R)
• M10: 3,552,949 km (0.059 R)
• M11: 4,604,473 km (0.102 R)
• M12: 4,973,680 km (0.067 R)
• M13: 5,218,722 km (0.092 R)
• M14: 6,120,198 km (0.059 R)
• M15: 8,419,518 km (0.113 R)
• M16: 8,567,470 km (0.107 R)
• M17: 12,595,243 km (0.085 R)
• M18: 12,724,047 km (0.109 R)
• M19: 12,984,347 km (0.102 R)
• M20: 16,237,054 km (0.11 R)
• M21: 18,378,547 km (0.037 R)
• M22: 21,885,720 km (0.091 R)
• M23: 23,114,965 km (0.055 R)
• M24: 25,401,270 km (0.104 R)
• M25: 25,917,532 km (0.112 R)
• M26: 28,272,053 km (0.118 R)
• M27: 29,275,107 km (0.113 R)
• M28: 37,764,636 km (0.104 R)
• M29: 39,804,702 km (0.104 R)
• M30: 41,488,875 km (0.029 R)
• M31: 41,631,292 km (0.105 R)
• M32: 41,774,009 km (0.059 R)
• M33: 44,102,948 km (0.099 R)
• M34: 55,485,102 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.2

Radius: 6.1

Gravity: 26.61 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 17.61 AU - 19.63 AU

Year: 29952 Days

Day: 18 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 112,614,333 km

• M1: 75,846 km (0.071 R)
• M2: 478,863 km (0.111 R)
• M3: 976,126 km (0.073 R)
• M4: 1,855,462 km (0.097 R)
• M5: 2,519,976 km (0.098 R)
• M6: 2,849,091 km (0.118 R)
• M7: 3,144,846 km (0.103 R)
• M8: 3,660,809 km (0.07 R)
• M9: 3,974,815 km (0.102 R)
• M10: 5,026,040 km (0.109 R)
• M11: 6,498,083 km (0.117 R)
• M12: 6,854,724 km (0.048 R)
• M13: 8,413,683 km (0.086 R)
• M14: 8,776,009 km (0.053 R)
• M15: 9,339,245 km (0.117 R)
• M16: 10,468,261 km (0.089 R)
• M17: 11,985,183 km (0.091 R)
• M18: 14,227,805 km (0.084 R)
• M19: 15,808,605 km (0.11 R)
• M20: 16,453,821 km (0.085 R)
• M21: 17,698,326 km (0.078 R)
• M22: 19,523,420 km (0.06 R)
• M23: 22,033,522 km (0.098 R)
• M24: 23,781,574 km (0.106 R)
• M25: 26,896,949 km (0.076 R)
• M26: 29,577,145 km (0.119 R)
• M27: 39,509,695 km (0.112 R)
• M28: 50,261,743 km (0.081 R)
• M29: 53,686,936 km (0.104 R)
• M30: 55,772,629 km (0.087 R)
• M31: 57,264,419 km (0.117 R)
• M32: 63,728,693 km (0.113 R)
• M33: 68,459,277 km (0.099 R)
• M34: 71,906,610 km (0.116 R)
• M35: 74,952,124 km (0.117 R)
• M36: 89,433,945 km (0.12 R)
• M37: 90,014,236 km (0.082 R)
• M38: 94,746,914 km (0.071 R)
• M39: 99,331,939 km (0.087 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 12,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit