🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.55 AU - 0.69 AU

Year: 310 Days

Day: 41.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.1

Radius: 8.4

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.6 AU - 0.92 AU

Year: 421 Days

Day: 14.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,764,193 km

• M1: 108,010 km (0.112 R)
• M2: 403,615 km (0.036 R)
• M3: 664,813 km (0.083 R)
• M4: 997,369 km (0.117 R)
• M5: 1,434,644 km (0.117 R)
• M6: 1,755,232 km (0.066 R)
• M7: 2,198,490 km (0.085 R)
• M8: 2,580,713 km (0.106 R)
• M9: 3,070,048 km (0.079 R)
• M10: 3,619,820 km (0.096 R)
• M11: 3,924,850 km (0.106 R)
• M12: 4,233,769 km (0.111 R)
• M13: 4,600,733 km (0.062 R)
• M14: 5,048,031 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.1

Radius: 10.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.88 AU - 1.3 AU

Year: 724 Days

Day: 9.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,764,193 km

• M1: 135,536 km (0.082 R)
• M2: 537,804 km (0.106 R)
• M3: 891,454 km (0.093 R)
• M4: 1,323,193 km (0.038 R)
• M5: 1,695,542 km (0.108 R)
• M6: 2,080,158 km (0.1 R)
• M7: 2,623,947 km (0.071 R)
• M8: 3,644,653 km (0.108 R)
• M9: 4,422,562 km (0.078 R)
• M10: 5,513,130 km (0.054 R)
• M11: 6,060,958 km (0.117 R)
• M12: 6,774,689 km (0.085 R)
• M13: 7,380,561 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.5

Radius: 14.5

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.04 AU - 1.32 AU

Year: 815 Days

Day: 9.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,764,193 km

• M1: 180,415 km (0.118 R)
• M2: 696,079 km (0.102 R)
• M3: 1,194,539 km (0.101 R)
• M4: 1,719,179 km (0.066 R)
• M5: 2,522,519 km (0.115 R)
• M6: 3,372,086 km (0.099 R)
• M7: 4,125,610 km (0.067 R)
• M8: 5,195,085 km (0.076 R)
• M9: 5,726,606 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.3

Radius: 9.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.34 AU - 1.78 AU

Year: 1239 Days

Day: 7.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,764,193 km

• M1: 123,119 km (0.079 R)
• M2: 459,265 km (0.068 R)
• M3: 1,075,609 km (0.059 R)
• M4: 1,396,496 km (0.05 R)
• M5: 2,001,470 km (0.059 R)
• M6: 2,619,459 km (0.092 R)
• M7: 3,795,896 km (0.073 R)
• M8: 5,542,152 km (0.099 R)
• M9: 8,036,846 km (0.038 R)
• M10: 9,743,908 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.5

Radius: 13.6

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.44 AU - 2.28 AU

Year: 1613 Days

Day: 12.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,764,193 km

• M1: 169,644 km (0.086 R)
• M2: 616,642 km (0.113 R)
• M3: 1,059,602 km (0.083 R)
• M4: 1,939,536 km (0.094 R)
• M5: 2,813,637 km (0.103 R)
• M6: 5,438,032 km (0.113 R)
• M7: 7,740,643 km (0.115 R)
• M8: 9,337,002 km (0.119 R)
• M9: 9,925,071 km (0.059 R)
• M10: 10,475,441 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.9

Radius: 8.1

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.29 AU - 3.13 AU

Year: 2837 Days

Day: 13.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,764,193 km

• M1: 100,679 km (0.098 R)
• M2: 2,036,625 km (0.068 R)
• M3: 2,303,508 km (0.11 R)
• M4: 2,768,608 km (0.06 R)
• M5: 3,326,009 km (0.096 R)
• M6: 4,355,841 km (0.098 R)
• M7: 6,622,099 km (0.036 R)
• M8: 7,055,484 km (0.057 R)
• M9: 9,012,075 km (0.094 R)
• M10: 9,673,148 km (0.053 R)
• M11: 13,191,839 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.7

Radius: 4.8

Gravity: 13.4 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.05 AU - 6.83 AU

Year: 10391 Days

Day: 18.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,764,193 km

• M1: 59,690 km (0.076 R)
• M2: 231,877 km (0.101 R)
• M3: 413,339 km (0.045 R)
• M4: 903,870 km (0.079 R)
• M5: 1,086,230 km (0.109 R)
• M6: 1,449,603 km (0.107 R)
• M7: 1,729,501 km (0.092 R)
• M8: 2,379,504 km (0.103 R)
• M9: 2,888,585 km (0.038 R)
• M10: 4,119,327 km (0.12 R)
• M11: 4,907,409 km (0.076 R)
• M12: 6,356,563 km (0.088 R)
• M13: 7,557,086 km (0.036 R)
• M14: 10,832,382 km (0.11 R)
• M15: 11,482,534 km (0.108 R)
• M16: 11,636,321 km (0.113 R)
• M17: 16,195,166 km (0.106 R)
• M18: 17,513,572 km (0.073 R)
• M19: 26,328,477 km (0.11 R)
• M20: 32,129,284 km (0.117 R)
• M21: 33,362,569 km (0.044 R)
• M22: 34,202,112 km (0.08 R)
• M23: 36,694,114 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.9

Radius: 4.4

Gravity: 26.03 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.07 AU - 10.11 AU

Year: 14630 Days

Day: 20.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 55,764,193 km

• M1: 55,501 km (0.061 R)
• M2: 217,665 km (0.065 R)
• M3: 664,215 km (0.066 R)
• M4: 824,883 km (0.072 R)
• M5: 1,045,240 km (0.117 R)
• M6: 1,330,823 km (0.082 R)
• M7: 1,666,670 km (0.1 R)
• M8: 1,967,062 km (0.079 R)
• M9: 2,167,972 km (0.05 R)
• M10: 2,422,887 km (0.107 R)
• M11: 5,131,207 km (0.099 R)
• M12: 5,337,054 km (0.066 R)
• M13: 5,512,682 km (0.103 R)
• M14: 5,655,996 km (0.092 R)
• M15: 7,444,588 km (0.115 R)
• M16: 8,070,057 km (0.085 R)
• M17: 8,778,253 km (0.103 R)
• M18: 9,996,279 km (0.042 R)
• M19: 10,756,536 km (0.12 R)
• M20: 11,150,726 km (0.052 R)
• M21: 14,319,059 km (0.094 R)
• M22: 15,213,206 km (0.1 R)
• M23: 16,217,008 km (0.085 R)
• M24: 17,417,381 km (0.12 R)
• M25: 18,039,409 km (0.08 R)
• M26: 19,825,757 km (0.114 R)
• M27: 21,548,975 km (0.086 R)
• M28: 22,175,042 km (0.077 R)
• M29: 24,509,816 km (0.065 R)
• M30: 29,116,084 km (0.039 R)
• M31: 30,101,784 km (0.103 R)
• M32: 31,793,736 km (0.032 R)
• M33: 36,613,181 km (0.09 R)
• M34: 39,195,989 km (0.104 R)
• M35: 40,127,834 km (0.118 R)
• M36: 41,897,576 km (0.073 R)
• M37: 42,731,585 km (0.11 R)
• M38: 45,300,030 km (0.043 R)
• M39: 53,782,678 km (0.054 R)
• M40: 54,109,550 km (0.077 R)
• M41: 54,273,509 km (0.12 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 11,701 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit