🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.53 AU - 0.67 AU

Year: 296 Days

Day: 14.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620

Radius: 14.3

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.6 AU - 0.86 AU

Year: 397 Days

Day: 8.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,053,245 km

• M1: 177,872 km (0.12 R)
• M2: 726,148 km (0.074 R)
• M3: 1,189,901 km (0.083 R)
• M4: 1,704,219 km (0.113 R)
• M5: 2,214,497 km (0.118 R)
• M6: 2,867,492 km (0.12 R)
• M7: 3,334,985 km (0.105 R)
• M8: 3,903,457 km (0.114 R)
• M9: 4,453,529 km (0.096 R)
• M10: 4,980,861 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.1

Radius: 15

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.13 AU - 1.83 AU

Year: 1145 Days

Day: 8.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,053,245 km

• M1: 186,698 km (0.093 R)
• M2: 655,837 km (0.087 R)
• M3: 1,179,280 km (0.106 R)
• M4: 1,732,643 km (0.041 R)
• M5: 2,753,947 km (0.097 R)
• M6: 3,364,157 km (0.114 R)
• M7: 3,927,542 km (0.11 R)
• M8: 4,420,318 km (0.063 R)
• M9: 4,938,824 km (0.101 R)
• M10: 5,918,092 km (0.076 R)
• M11: 6,647,082 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.1

Radius: 12.4

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.82 AU - 2.2 AU

Year: 1812 Days

Day: 7.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,053,245 km

• M1: 154,235 km (0.105 R)
• M2: 668,702 km (0.115 R)
• M3: 1,123,929 km (0.088 R)
• M4: 1,810,134 km (0.074 R)
• M5: 2,273,140 km (0.063 R)
• M6: 2,788,205 km (0.099 R)
• M7: 3,442,845 km (0.093 R)
• M8: 4,144,160 km (0.104 R)
• M9: 5,309,228 km (0.096 R)
• M10: 5,945,618 km (0.098 R)
• M11: 7,774,601 km (0.096 R)
• M12: 9,104,676 km (0.106 R)
• M13: 9,728,200 km (0.056 R)
• M14: 11,953,319 km (0.081 R)
• M15: 12,436,071 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.4

Radius: 14

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.8 AU - 2.94 AU

Year: 2320 Days

Day: 12.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,053,245 km

• M1: 174,730 km (0.108 R)
• M2: 698,622 km (0.111 R)
• M3: 1,604,138 km (0.089 R)
• M4: 3,021,877 km (0.098 R)
• M5: 3,911,386 km (0.119 R)
• M6: 4,662,966 km (0.101 R)
• M7: 5,531,680 km (0.086 R)
• M8: 6,209,359 km (0.111 R)
• M9: 7,073,885 km (0.085 R)
• M10: 8,856,044 km (0.118 R)
• M11: 9,985,658 km (0.069 R)
• M12: 10,463,623 km (0.102 R)
• M13: 11,209,368 km (0.078 R)
• M14: 12,104,712 km (0.118 R)
• M15: 13,785,743 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.6

Radius: 12.1

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.19 AU - 2.83 AU

Year: 2528 Days

Day: 12.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,053,245 km

• M1: 150,495 km (0.099 R)
• M2: 708,496 km (0.102 R)
• M3: 1,435,541 km (0.117 R)
• M4: 1,980,227 km (0.078 R)
• M5: 2,733,602 km (0.075 R)
• M6: 3,120,462 km (0.078 R)
• M7: 4,425,554 km (0.098 R)
• M8: 5,471,542 km (0.079 R)
• M9: 8,654,386 km (0.103 R)
• M10: 10,029,191 km (0.06 R)
• M11: 11,113,327 km (0.081 R)
• M12: 13,602,635 km (0.092 R)
• M13: 14,233,041 km (0.108 R)
• M14: 16,043,025 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.2

Radius: 11.2

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4 AU - 6.14 AU

Year: 7258 Days

Day: 8.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,053,245 km

• M1: 182,509 km (0.068 R)
• M2: 554,410 km (0.085 R)
• M3: 1,054,067 km (0.1 R)
• M4: 1,508,395 km (0.113 R)
• M5: 2,394,314 km (0.098 R)
• M6: 5,049,227 km (0.081 R)
• M7: 5,890,117 km (0.07 R)
• M8: 6,465,919 km (0.114 R)
• M9: 6,821,962 km (0.106 R)
• M10: 8,009,919 km (0.101 R)
• M11: 10,209,456 km (0.118 R)
• M12: 11,499,888 km (0.098 R)
• M13: 12,024,228 km (0.11 R)
• M14: 13,064,232 km (0.05 R)
• M15: 14,103,938 km (0.102 R)
• M16: 15,448,523 km (0.086 R)
• M17: 16,610,749 km (0.096 R)
• M18: 23,728,167 km (0.058 R)
• M19: 24,924,501 km (0.069 R)
• M20: 26,793,727 km (0.098 R)
• M21: 32,751,462 km (0.097 R)
• M22: 34,882,334 km (0.061 R)
• M23: 38,249,483 km (0.068 R)
• M24: 39,182,824 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.2

Radius: 5.3

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 6.22 AU - 9.22 AU

Year: 13638 Days

Day: 15.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,053,245 km

• M1: 65,973 km (0.08 R)
• M2: 250,277 km (0.099 R)
• M3: 484,099 km (0.107 R)
• M4: 712,235 km (0.048 R)
• M5: 949,049 km (0.098 R)
• M6: 1,443,320 km (0.077 R)
• M7: 1,874,761 km (0.06 R)
• M8: 2,201,333 km (0.072 R)
• M9: 3,314,939 km (0.101 R)
• M10: 4,007,129 km (0.113 R)
• M11: 5,171,000 km (0.102 R)
• M12: 5,777,619 km (0.083 R)
• M13: 8,055,247 km (0.103 R)
• M14: 9,587,279 km (0.074 R)
• M15: 10,977,342 km (0.081 R)
• M16: 11,194,109 km (0.089 R)
• M17: 12,147,497 km (0.07 R)
• M18: 13,093,105 km (0.09 R)
• M19: 16,932,983 km (0.112 R)
• M20: 18,262,010 km (0.1 R)
• M21: 19,029,747 km (0.057 R)
• M22: 22,057,458 km (0.079 R)
• M23: 26,443,967 km (0.117 R)
• M24: 29,775,511 km (0.086 R)
• M25: 33,603,272 km (0.082 R)
• M26: 35,104,786 km (0.071 R)
• M27: 41,689,935 km (0.107 R)
• M28: 42,750,284 km (0.118 R)
• M29: 43,828,586 km (0.079 R)
• M30: 45,758,997 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.3

Radius: 5.8

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.54 AU - 9.8 AU

Year: 16232 Days

Day: 23.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,053,245 km

• M1: 139,575 km (0.05 R)
• M2: 331,958 km (0.084 R)
• M3: 728,392 km (0.104 R)
• M4: 1,550,133 km (0.116 R)
• M5: 1,824,645 km (0.098 R)
• M6: 2,535,235 km (0.072 R)
• M7: 3,389,439 km (0.078 R)
• M8: 6,999,984 km (0.107 R)
• M9: 11,957,657 km (0.035 R)
• M10: 13,158,030 km (0.041 R)
• M11: 14,367,380 km (0.118 R)
• M12: 15,213,505 km (0.025 R)
• M13: 19,862,259 km (0.103 R)
• M14: 23,888,536 km (0.05 R)
• M15: 31,478,683 km (0.062 R)
• M16: 40,947,630 km (0.113 R)
• M17: 41,226,929 km (0.093 R)
• M18: 54,646,157 km (0.113 R)
• M19: 59,694,038 km (0.099 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: 536 - 11,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit