🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.41 AU - 0.61 AU

Year: 235 Days

Day: 13.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,162,001 km

• M1: 260,899 km (0.107 R)
• M2: 442,660 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.9

Radius: 8.8

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.51 AU - 1.53 AU

Year: 1210 Days

Day: 12.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,162,001 km

• M1: 109,506 km (0.112 R)
• M2: 400,025 km (0.083 R)
• M3: 680,521 km (0.034 R)
• M4: 1,454,390 km (0.071 R)
• M5: 1,793,828 km (0.025 R)
• M6: 2,372,921 km (0.107 R)
• M7: 3,292,500 km (0.12 R)
• M8: 3,750,419 km (0.082 R)
• M9: 4,232,124 km (0.061 R)
• M10: 4,677,477 km (0.107 R)
• M11: 6,803,711 km (0.09 R)
• M12: 7,415,716 km (0.082 R)
• M13: 7,789,412 km (0.085 R)
• M14: 8,574,651 km (0.088 R)
• M15: 10,599,757 km (0.083 R)
• M16: 11,457,402 km (0.116 R)
• M17: 11,741,338 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.3

Radius: 8.3

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.84 AU - 3.54 AU

Year: 3679 Days

Day: 8.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,162,001 km

• M1: 103,372 km (0.114 R)
• M2: 402,717 km (0.115 R)
• M3: 831,315 km (0.064 R)
• M4: 1,504,057 km (0.108 R)
• M5: 1,773,034 km (0.051 R)
• M6: 2,294,383 km (0.05 R)
• M7: 2,653,866 km (0.085 R)
• M8: 2,998,989 km (0.108 R)
• M9: 3,486,827 km (0.111 R)
• M10: 3,780,039 km (0.08 R)
• M11: 4,089,707 km (0.078 R)
• M12: 4,483,598 km (0.099 R)
• M13: 4,831,114 km (0.088 R)
• M14: 5,819,656 km (0.092 R)
• M15: 6,262,017 km (0.091 R)
• M16: 7,182,942 km (0.116 R)
• M17: 8,466,192 km (0.085 R)
• M18: 8,926,206 km (0.072 R)
• M19: 9,780,559 km (0.09 R)
• M20: 10,688,469 km (0.113 R)
• M21: 11,824,814 km (0.101 R)
• M22: 14,484,515 km (0.086 R)
• M23: 15,091,433 km (0.042 R)
• M24: 15,401,101 km (0.083 R)
• M25: 15,980,045 km (0.097 R)
• M26: 16,903,063 km (0.113 R)
• M27: 18,736,385 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.6

Radius: 13.6

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.37 AU - 5.13 AU

Year: 5657 Days

Day: 8.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,162,001 km

• M1: 182,360 km (0.074 R)
• M2: 787,184 km (0.117 R)
• M3: 1,239,269 km (0.081 R)
• M4: 1,694,495 km (0.109 R)
• M5: 2,428,871 km (0.066 R)
• M6: 3,017,389 km (0.042 R)
• M7: 3,498,197 km (0.097 R)
• M8: 6,483,871 km (0.039 R)
• M9: 7,327,902 km (0.037 R)
• M10: 8,125,558 km (0.12 R)
• M11: 8,730,083 km (0.093 R)
• M12: 9,538,809 km (0.082 R)
• M13: 10,536,926 km (0.066 R)
• M14: 10,964,926 km (0.114 R)
• M15: 12,901,919 km (0.09 R)
• M16: 14,294,825 km (0.106 R)
• M17: 17,576,254 km (0.086 R)
• M18: 20,880,422 km (0.075 R)
• M19: 21,557,352 km (0.062 R)
• M20: 26,977,582 km (0.092 R)
• M21: 28,234,055 km (0.075 R)
• M22: 30,766,896 km (0.105 R)
• M23: 31,545,553 km (0.079 R)
• M24: 33,960,811 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572

Radius: 10.1

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.75 AU - 4.77 AU

Year: 5677 Days

Day: 8.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 37,162,001 km

• M1: 126,261 km (0.064 R)
• M2: 440,566 km (0.107 R)
• M3: 861,833 km (0.115 R)
• M4: 1,624,334 km (0.059 R)
• M5: 2,054,128 km (0.029 R)
• M6: 2,593,279 km (0.101 R)
• M7: 3,028,908 km (0.1 R)
• M8: 3,366,550 km (0.111 R)
• M9: 3,707,484 km (0.092 R)
• M10: 4,311,111 km (0.05 R)
• M11: 4,951,989 km (0.05 R)
• M12: 5,337,951 km (0.049 R)
• M13: 5,924,225 km (0.079 R)
• M14: 6,650,822 km (0.041 R)
• M15: 7,121,457 km (0.047 R)
• M16: 9,027,035 km (0.109 R)
• M17: 9,437,232 km (0.107 R)
• M18: 10,742,773 km (0.06 R)
• M19: 12,066,564 km (0.101 R)
• M20: 13,076,499 km (0.054 R)
• M21: 14,361,844 km (0.087 R)
• M22: 16,749,277 km (0.054 R)
• M23: 17,181,914 km (0.119 R)
• M24: 18,069,478 km (0.108 R)
• M25: 18,787,997 km (0.081 R)
• M26: 20,212,468 km (0.101 R)
• M27: 22,148,114 km (0.082 R)
• M28: 22,744,711 km (0.104 R)
• M29: 24,361,564 km (0.119 R)
• M30: 25,319,140 km (0.052 R)
• M31: 25,807,278 km (0.108 R)
• M32: 26,384,726 km (0.082 R)
• M33: 26,970,701 km (0.119 R)
• M34: 27,822,960 km (0.119 R)
• M35: 28,780,835 km (0.093 R)
• M36: 29,941,266 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.6

Radius: 9.9

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.85 AU - 5.59 AU

Year: 7701 Days

Day: 11.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,162,001 km

• M1: 123,119 km (0.042 R)
• M2: 530,324 km (0.102 R)
• M3: 1,257,819 km (0.118 R)
• M4: 1,883,138 km (0.093 R)
• M5: 7,792,104 km (0.085 R)
• M6: 9,919,536 km (0.087 R)
• M7: 12,089,303 km (0.057 R)
• M8: 15,101,606 km (0.06 R)
• M9: 16,101,219 km (0.114 R)
• M10: 17,277,806 km (0.058 R)
• M11: 17,614,700 km (0.095 R)
• M12: 23,371,526 km (0.081 R)
• M13: 26,005,795 km (0.08 R)
• M14: 29,882,324 km (0.114 R)
• M15: 33,393,685 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.4

Radius: 15

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.34 AU - 6.52 AU

Year: 9324 Days

Day: 11.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,162,001 km

• M1: 186,698 km (0.11 R)
• M2: 1,041,500 km (0.106 R)
• M3: 1,508,246 km (0.119 R)
• M4: 2,068,340 km (0.079 R)
• M5: 3,256,297 km (0.105 R)
• M6: 4,071,156 km (0.069 R)
• M7: 5,211,990 km (0.085 R)
• M8: 7,990,321 km (0.057 R)
• M9: 9,088,370 km (0.114 R)
• M10: 10,233,093 km (0.04 R)
• M11: 11,982,939 km (0.088 R)
• M12: 12,628,454 km (0.086 R)
• M13: 14,573,077 km (0.052 R)
• M14: 15,582,713 km (0.087 R)
• M15: 16,782,787 km (0.12 R)
• M16: 17,517,013 km (0.111 R)
• M17: 18,736,385 km (0.102 R)
• M18: 20,011,558 km (0.106 R)
• M19: 23,908,582 km (0.051 R)
• M20: 24,463,740 km (0.119 R)
• M21: 29,431,287 km (0.106 R)
• M22: 35,391,415 km (0.069 R)
• M23: 42,379,730 km (0.108 R)
• M24: 43,604,638 km (0.107 R)
• M25: 44,713,158 km (0.066 R)
• M26: 47,712,296 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.3

Radius: 6.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.26 AU - 8.42 AU

Year: 11550 Days

Day: 16.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 93.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,162,001 km

• M1: 84,523 km (0.065 R)
• M2: 504,145 km (0.1 R)
• M3: 728,542 km (0.096 R)
• M4: 1,012,030 km (0.064 R)
• M5: 1,834,369 km (0.114 R)
• M6: 2,367,237 km (0.057 R)
• M7: 2,651,473 km (0.091 R)
• M8: 3,267,517 km (0.114 R)
• M9: 3,666,793 km (0.079 R)
• M10: 3,902,410 km (0.08 R)
• M11: 4,562,735 km (0.032 R)
• M12: 5,090,816 km (0.113 R)
• M13: 5,597,055 km (0.072 R)
• M14: 6,368,082 km (0.038 R)
• M15: 8,810,267 km (0.089 R)
• M16: 9,896,198 km (0.073 R)
• M17: 14,255,480 km (0.091 R)
• M18: 16,626,307 km (0.086 R)
• M19: 21,671,196 km (0.065 R)
• M20: 27,380,898 km (0.112 R)
• M21: 27,649,726 km (0.065 R)
• M22: 32,292,795 km (0.099 R)
• M23: 32,793,948 km (0.106 R)
• M24: 34,955,637 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.1

Radius: 3.4

Gravity: 17.31 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.64 AU - 7.88 AU

Year: 12630 Days

Day: 22.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,162,001 km

• M1: 42,336 km (0.084 R)
• M2: 251,624 km (0.114 R)
• M3: 381,175 km (0.099 R)
• M4: 748,887 km (0.118 R)
• M5: 1,004,998 km (0.102 R)
• M6: 1,832,574 km (0.103 R)
• M7: 2,329,987 km (0.092 R)
• M8: 2,871,681 km (0.096 R)
• M9: 3,847,208 km (0.107 R)
• M10: 4,224,943 km (0.12 R)
• M11: 5,231,587 km (0.117 R)
• M12: 5,599,897 km (0.037 R)
• M13: 5,985,261 km (0.078 R)
• M14: 6,880,455 km (0.118 R)
• M15: 6,989,213 km (0.081 R)
• M16: 7,704,739 km (0.082 R)
• M17: 8,467,688 km (0.094 R)
• M18: 9,591,617 km (0.032 R)
• M19: 10,189,261 km (0.092 R)
• M20: 13,327,824 km (0.058 R)
• M21: 14,541,960 km (0.074 R)
• M22: 15,827,754 km (0.08 R)
• M23: 18,413,404 km (0.102 R)
• M24: 19,915,665 km (0.076 R)
• M25: 22,597,955 km (0.072 R)
• M26: 37,162,056 km (0.092 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: 467 - 16,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit