🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.43 AU - 0.65 AU

Year: 260 Days

Day: 37.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.9

Radius: 11.3

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.69 AU - 0.91 AU

Year: 469 Days

Day: 10 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 88,454,548 km

• M1: 140,622 km (0.059 R)
• M2: 495,019 km (0.119 R)
• M3: 1,090,868 km (0.077 R)
• M4: 1,679,834 km (0.09 R)
• M5: 2,639,954 km (0.106 R)
• M6: 3,294,744 km (0.105 R)
• M7: 4,178,418 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.9

Radius: 11.7

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.75 AU - 0.93 AU

Year: 505 Days

Day: 11.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,454,548 km

• M1: 145,559 km (0.063 R)
• M2: 595,998 km (0.103 R)
• M3: 1,001,558 km (0.107 R)
• M4: 1,605,484 km (0.093 R)
• M5: 2,027,350 km (0.109 R)
• M6: 2,492,600 km (0.084 R)
• M7: 3,369,393 km (0.104 R)
• M8: 3,762,686 km (0.118 R)
• M9: 4,350,156 km (0.074 R)
• M10: 5,636,848 km (0.1 R)
• M11: 6,175,101 km (0.07 R)
• M12: 6,626,138 km (0.11 R)
• M13: 7,183,690 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.7

Radius: 13.1

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.97 AU - 3.89 AU

Year: 4167 Days

Day: 5.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,454,548 km

• M1: 162,912 km (0.101 R)
• M2: 629,508 km (0.099 R)
• M3: 1,359,396 km (0.118 R)
• M4: 1,995,935 km (0.076 R)
• M5: 2,691,864 km (0.077 R)
• M6: 4,156,427 km (0.073 R)
• M7: 5,926,918 km (0.103 R)
• M8: 8,155,777 km (0.089 R)
• M9: 8,884,169 km (0.061 R)
• M10: 13,000,205 km (0.102 R)
• M11: 15,912,426 km (0.101 R)
• M12: 19,298,125 km (0.051 R)
• M13: 21,668,204 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.2

Radius: 11

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.55 AU - 4.33 AU

Year: 5130 Days

Day: 5.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,454,548 km

• M1: 143,016 km (0.087 R)
• M2: 607,517 km (0.098 R)
• M3: 1,222,065 km (0.101 R)
• M4: 1,743,264 km (0.085 R)
• M5: 2,097,213 km (0.099 R)
• M6: 3,579,129 km (0.092 R)
• M7: 4,425,703 km (0.065 R)
• M8: 7,772,956 km (0.052 R)
• M9: 8,250,023 km (0.066 R)
• M10: 9,002,351 km (0.091 R)
• M11: 13,957,182 km (0.11 R)
• M12: 14,869,280 km (0.092 R)
• M13: 16,421,657 km (0.073 R)
• M14: 18,138,443 km (0.116 R)
• M15: 19,409,426 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.3

Radius: 12.8

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.21 AU - 5.99 AU

Year: 7556 Days

Day: 11.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,454,548 km

• M1: 159,172 km (0.086 R)
• M2: 911,649 km (0.097 R)
• M3: 1,825,244 km (0.096 R)
• M4: 2,311,287 km (0.08 R)
• M5: 2,984,627 km (0.055 R)
• M6: 6,246,758 km (0.094 R)
• M7: 7,176,210 km (0.117 R)
• M8: 8,195,869 km (0.106 R)
• M9: 8,826,723 km (0.114 R)
• M10: 9,856,854 km (0.1 R)
• M11: 10,866,041 km (0.112 R)
• M12: 12,589,259 km (0.114 R)
• M13: 15,537,684 km (0.047 R)
• M14: 16,439,609 km (0.041 R)
• M15: 17,037,552 km (0.077 R)
• M16: 18,418,490 km (0.04 R)
• M17: 20,935,474 km (0.081 R)
• M18: 21,717,422 km (0.112 R)
• M19: 22,518,818 km (0.1 R)
• M20: 25,744,746 km (0.087 R)
• M21: 28,977,856 km (0.052 R)
• M22: 30,542,350 km (0.104 R)
• M23: 32,162,495 km (0.06 R)
• M24: 32,993,661 km (0.067 R)
• M25: 35,243,912 km (0.077 R)
• M26: 35,683,730 km (0.079 R)
• M27: 36,350,487 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954

Radius: 13

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.2 AU - 5.64 AU

Year: 8278 Days

Day: 13 Hours

Environment

Temp: -227 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,454,548 km

• M1: 161,865 km (0.095 R)
• M2: 578,794 km (0.057 R)
• M3: 1,261,858 km (0.057 R)
• M4: 1,702,723 km (0.096 R)
• M5: 2,109,629 km (0.091 R)
• M6: 2,742,279 km (0.07 R)
• M7: 3,332,293 km (0.12 R)
• M8: 3,746,529 km (0.065 R)
• M9: 5,900,290 km (0.074 R)
• M10: 6,622,997 km (0.089 R)
• M11: 10,269,295 km (0.048 R)
• M12: 11,977,254 km (0.061 R)
• M13: 15,881,460 km (0.067 R)
• M14: 16,570,807 km (0.111 R)
• M15: 17,352,007 km (0.102 R)
• M16: 18,009,489 km (0.068 R)
• M17: 18,683,278 km (0.03 R)
• M18: 19,296,480 km (0.032 R)
• M19: 20,969,732 km (0.084 R)
• M20: 21,548,526 km (0.096 R)
• M21: 22,137,942 km (0.099 R)
• M22: 24,060,424 km (0.045 R)
• M23: 27,738,437 km (0.116 R)
• M24: 31,452,055 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.1

Radius: 5.5

Gravity: 28.57 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.11 AU - 11.89 AU

Year: 22320 Days

Day: 24.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,454,548 km

• M1: 68,366 km (0.112 R)
• M2: 276,307 km (0.078 R)
• M3: 934,687 km (0.087 R)
• M4: 1,157,888 km (0.115 R)
• M5: 1,384,229 km (0.112 R)
• M6: 2,071,631 km (0.097 R)
• M7: 2,383,992 km (0.094 R)
• M8: 2,727,020 km (0.088 R)
• M9: 3,215,905 km (0.082 R)
• M10: 4,401,768 km (0.047 R)
• M11: 4,692,137 km (0.096 R)
• M12: 5,896,550 km (0.047 R)
• M13: 6,998,188 km (0.098 R)
• M14: 9,540,903 km (0.059 R)
• M15: 9,965,911 km (0.039 R)
• M16: 12,353,343 km (0.088 R)
• M17: 16,871,498 km (0.043 R)
• M18: 17,854,356 km (0.059 R)
• M19: 19,064,453 km (0.112 R)
• M20: 21,235,418 km (0.035 R)
• M21: 31,836,671 km (0.119 R)
• M22: 32,375,822 km (0.093 R)
• M23: 39,483,665 km (0.026 R)
• M24: 51,525,247 km (0.088 R)
• M25: 52,642,593 km (0.112 R)
• M26: 52,830,338 km (0.069 R)
• M27: 57,870,440 km (0.053 R)
• M28: 59,280,251 km (0.099 R)
• M29: 61,541,572 km (0.097 R)
• M30: 65,581,762 km (0.08 R)
• M31: 67,113,794 km (0.107 R)
• M32: 70,021,827 km (0.114 R)
• M33: 72,779,813 km (0.111 R)
• M34: 74,421,650 km (0.103 R)
• M35: 87,925,251 km (0.09 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 17,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit