🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.63 AU - 0.69 AU

Year: 341 Days

Day: 29.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.97 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.4

Radius: 8.3

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.04 AU - 1.52 AU

Year: 921 Days

Day: 10 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,799,329 km

• M1: 103,821 km (0.11 R)
• M2: 373,995 km (0.103 R)
• M3: 661,821 km (0.114 R)
• M4: 1,080,994 km (0.032 R)
• M5: 1,413,550 km (0.102 R)
• M6: 2,327,892 km (0.041 R)
• M7: 3,409,485 km (0.092 R)
• M8: 3,794,101 km (0.062 R)
• M9: 4,090,604 km (0.102 R)
• M10: 4,746,292 km (0.087 R)
• M11: 5,024,244 km (0.04 R)
• M12: 5,452,543 km (0.109 R)
• M13: 5,775,974 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.6

Radius: 13.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.3 AU - 1.74 AU

Year: 1192 Days

Day: 5.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,799,329 km

• M1: 164,258 km (0.116 R)
• M2: 603,627 km (0.104 R)
• M3: 1,241,064 km (0.049 R)
• M4: 1,728,155 km (0.072 R)
• M5: 2,401,195 km (0.117 R)
• M6: 2,898,608 km (0.077 R)
• M7: 5,051,621 km (0.085 R)
• M8: 7,178,903 km (0.083 R)
• M9: 8,194,373 km (0.112 R)
• M10: 8,666,205 km (0.107 R)
• M11: 9,273,871 km (0.111 R)
• M12: 9,817,360 km (0.096 R)
• M13: 10,835,972 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.3

Radius: 11.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.34 AU - 3.42 AU

Year: 3108 Days

Day: 5.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,799,329 km

• M1: 146,905 km (0.095 R)
• M2: 518,207 km (0.108 R)
• M3: 997,369 km (0.074 R)
• M4: 1,390,662 km (0.089 R)
• M5: 1,842,747 km (0.061 R)
• M6: 2,565,304 km (0.065 R)
• M7: 3,254,950 km (0.109 R)
• M8: 4,887,811 km (0.106 R)
• M9: 6,720,086 km (0.051 R)
• M10: 8,594,098 km (0.039 R)
• M11: 9,725,358 km (0.115 R)
• M12: 10,833,878 km (0.094 R)
• M13: 11,646,344 km (0.044 R)
• M14: 14,617,358 km (0.083 R)
• M15: 15,407,384 km (0.107 R)
• M16: 20,150,085 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.2

Radius: 8.4

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.5 AU - 3.28 AU

Year: 3124 Days

Day: 6.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,799,329 km

• M1: 104,419 km (0.045 R)
• M2: 804,986 km (0.057 R)
• M3: 1,272,031 km (0.118 R)
• M4: 1,872,517 km (0.12 R)
• M5: 2,295,879 km (0.098 R)
• M6: 3,259,588 km (0.106 R)
• M7: 4,333,252 km (0.099 R)
• M8: 5,763,258 km (0.09 R)
• M9: 6,332,478 km (0.116 R)
• M10: 7,223,932 km (0.039 R)
• M11: 8,337,239 km (0.097 R)
• M12: 9,291,973 km (0.092 R)
• M13: 10,900,449 km (0.117 R)
• M14: 11,243,178 km (0.113 R)
• M15: 16,715,168 km (0.11 R)
• M16: 18,108,373 km (0.09 R)
• M17: 19,893,226 km (0.112 R)
• M18: 20,926,648 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.1

Radius: 14.5

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.57 AU - 3.51 AU

Year: 3370 Days

Day: 9.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,799,329 km

• M1: 180,265 km (0.106 R)
• M2: 822,639 km (0.084 R)
• M3: 1,337,106 km (0.034 R)
• M4: 2,019,422 km (0.1 R)
• M5: 3,448,530 km (0.061 R)
• M6: 4,655,635 km (0.116 R)
• M7: 5,140,781 km (0.102 R)
• M8: 6,387,081 km (0.098 R)
• M9: 7,792,852 km (0.107 R)
• M10: 10,096,061 km (0.088 R)
• M11: 16,336,087 km (0.074 R)
• M12: 21,490,781 km (0.071 R)
• M13: 22,160,980 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.1

Radius: 12.6

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.26 AU - 3.58 AU

Year: 4021 Days

Day: 12.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,799,329 km

• M1: 156,779 km (0.112 R)
• M2: 624,422 km (0.055 R)
• M3: 1,019,659 km (0.109 R)
• M4: 1,530,386 km (0.099 R)
• M5: 2,386,236 km (0.033 R)
• M6: 3,539,336 km (0.109 R)
• M7: 4,560,192 km (0.111 R)
• M8: 5,742,464 km (0.065 R)
• M9: 6,350,878 km (0.031 R)
• M10: 6,827,796 km (0.099 R)
• M11: 8,470,830 km (0.108 R)
• M12: 9,049,923 km (0.087 R)
• M13: 9,582,641 km (0.076 R)
• M14: 10,401,839 km (0.096 R)
• M15: 10,986,767 km (0.097 R)
• M16: 13,276,362 km (0.107 R)
• M17: 14,533,134 km (0.077 R)
• M18: 15,116,566 km (0.045 R)
• M19: 17,993,033 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.9

Radius: 11.8

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.34 AU - 4.48 AU

Year: 5888 Days

Day: 10.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,799,329 km

• M1: 155,582 km (0.051 R)
• M2: 599,738 km (0.098 R)
• M3: 1,026,989 km (0.06 R)
• M4: 1,675,795 km (0.118 R)
• M5: 2,512,945 km (0.115 R)
• M6: 2,977,596 km (0.117 R)
• M7: 4,008,325 km (0.101 R)
• M8: 4,782,046 km (0.107 R)
• M9: 5,591,520 km (0.1 R)
• M10: 6,694,804 km (0.09 R)
• M11: 8,251,519 km (0.113 R)
• M12: 8,820,590 km (0.095 R)
• M13: 11,362,706 km (0.108 R)
• M14: 14,591,028 km (0.079 R)
• M15: 18,729,354 km (0.081 R)
• M16: 19,856,724 km (0.072 R)
• M17: 21,860,886 km (0.093 R)
• M18: 22,246,400 km (0.057 R)
• M19: 23,110,328 km (0.066 R)
• M20: 26,967,410 km (0.079 R)
• M21: 29,985,547 km (0.113 R)
• M22: 32,118,364 km (0.086 R)
• M23: 32,918,563 km (0.04 R)
• M24: 34,040,247 km (0.063 R)
• M25: 34,767,293 km (0.056 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.8

Radius: 10.1

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4 AU - 5.26 AU

Year: 6334 Days

Day: 9.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,799,329 km

• M1: 134,040 km (0.09 R)
• M2: 483,800 km (0.117 R)
• M3: 1,042,996 km (0.038 R)
• M4: 1,734,737 km (0.107 R)
• M5: 2,495,442 km (0.115 R)
• M6: 2,856,571 km (0.114 R)
• M7: 3,273,650 km (0.09 R)
• M8: 3,596,034 km (0.085 R)
• M9: 5,133,900 km (0.074 R)
• M10: 7,319,525 km (0.069 R)
• M11: 7,649,238 km (0.099 R)
• M12: 8,739,208 km (0.117 R)
• M13: 9,579,051 km (0.094 R)
• M14: 13,212,334 km (0.108 R)
• M15: 14,951,410 km (0.113 R)
• M16: 15,784,819 km (0.089 R)
• M17: 17,156,632 km (0.119 R)
• M18: 17,544,090 km (0.067 R)
• M19: 18,809,987 km (0.117 R)
• M20: 21,522,945 km (0.069 R)
• M21: 22,125,675 km (0.112 R)
• M22: 23,602,206 km (0.053 R)
• M23: 25,143,363 km (0.056 R)
• M24: 25,980,961 km (0.073 R)
• M25: 28,425,241 km (0.093 R)
• M26: 29,426,051 km (0.086 R)
• M27: 31,982,080 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.7

Radius: 8

Gravity: 11.6 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 9.1 AU - 13.54 AU

Year: 24216 Days

Day: 22.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,799,329 km

• M1: 99,782 km (0.119 R)
• M2: 483,650 km (0.112 R)
• M3: 777,610 km (0.101 R)
• M4: 1,043,894 km (0.087 R)
• M5: 1,485,357 km (0.103 R)
• M6: 1,864,887 km (0.097 R)
• M7: 2,307,846 km (0.117 R)
• M8: 3,968,084 km (0.079 R)
• M9: 4,237,808 km (0.05 R)
• M10: 4,890,205 km (0.054 R)
• M11: 6,035,526 km (0.087 R)
• M12: 7,810,954 km (0.109 R)
• M13: 10,281,413 km (0.113 R)
• M14: 10,923,038 km (0.111 R)
• M15: 12,499,650 km (0.117 R)
• M16: 13,379,734 km (0.099 R)
• M17: 20,232,663 km (0.108 R)
• M18: 24,911,187 km (0.054 R)
• M19: 25,484,596 km (0.062 R)
• M20: 31,048,140 km (0.102 R)
• M21: 31,846,096 km (0.103 R)
• M22: 33,483,145 km (0.089 R)
• M23: 34,889,664 km (0.116 R)
• M24: 40,122,448 km (0.044 R)
• M25: 41,869,153 km (0.057 R)
• M26: 46,198,366 km (0.108 R)
• M27: 52,110,922 km (0.084 R)
• M28: 57,706,631 km (0.118 R)
• M29: 65,627,688 km (0.109 R)
• M30: 68,271,980 km (0.104 R)
• M31: 69,168,969 km (0.109 R)
• M32: 74,007,563 km (0.12 R)
• M33: 76,629,864 km (0.09 R)
• M34: 80,304,586 km (0.115 R)
• M35: 82,059,070 km (0.088 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 10,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit