🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.51 AU - 0.61 AU

Year: 187 Days

Day: 13.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 41,570,677 km

• M1: 20,645 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.88 AU - 0.94 AU

Year: 387 Days

Day: 23.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.84 AU - 1.14 AU

Year: 440 Days

Day: 44.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.7

Radius: 12.4

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.88 AU - 4.74 AU

Year: 3993 Days

Day: 5.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,570,677 km

• M1: 154,235 km (0.099 R)
• M2: 608,863 km (0.053 R)
• M3: 1,078,152 km (0.07 R)
• M4: 1,818,362 km (0.117 R)
• M5: 2,303,807 km (0.105 R)
• M6: 3,018,885 km (0.108 R)
• M7: 3,581,223 km (0.086 R)
• M8: 5,784,950 km (0.095 R)
• M9: 6,195,446 km (0.09 R)
• M10: 6,783,665 km (0.109 R)
• M11: 7,408,835 km (0.096 R)
• M12: 8,548,621 km (0.028 R)
• M13: 9,082,685 km (0.061 R)
• M14: 9,558,107 km (0.066 R)
• M15: 10,302,357 km (0.102 R)
• M16: 12,094,539 km (0.093 R)
• M17: 14,086,435 km (0.112 R)
• M18: 16,288,216 km (0.098 R)
• M19: 21,088,064 km (0.101 R)
• M20: 21,782,796 km (0.069 R)
• M21: 25,409,348 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234

Radius: 12

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.17 AU - 6.23 AU

Year: 5291 Days

Day: 7.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,570,677 km

• M1: 149,448 km (0.063 R)
• M2: 545,284 km (0.056 R)
• M3: 1,090,718 km (0.039 R)
• M4: 1,856,210 km (0.12 R)
• M5: 3,596,482 km (0.071 R)
• M6: 4,620,629 km (0.073 R)
• M7: 5,829,679 km (0.078 R)
• M8: 6,379,900 km (0.111 R)
• M9: 6,785,460 km (0.117 R)
• M10: 7,616,776 km (0.098 R)
• M11: 8,688,345 km (0.11 R)
• M12: 9,857,901 km (0.115 R)
• M13: 15,862,161 km (0.105 R)
• M14: 16,991,775 km (0.088 R)
• M15: 17,831,019 km (0.105 R)
• M16: 18,756,282 km (0.036 R)
• M17: 21,082,230 km (0.113 R)
• M18: 21,530,724 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.9

Radius: 10.8

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.5 AU - 6.46 AU

Year: 6525 Days

Day: 5.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,570,677 km

• M1: 1,045,839 km (0.038 R)
• M2: 1,877,154 km (0.115 R)
• M3: 2,786,709 km (0.096 R)
• M4: 3,142,004 km (0.073 R)
• M5: 3,506,574 km (0.118 R)
• M6: 4,249,328 km (0.106 R)
• M7: 5,093,957 km (0.111 R)
• M8: 6,485,367 km (0.109 R)
• M9: 6,844,701 km (0.052 R)
• M10: 8,533,212 km (0.068 R)
• M11: 9,085,976 km (0.068 R)
• M12: 11,164,339 km (0.081 R)
• M13: 12,969,537 km (0.116 R)
• M14: 13,647,664 km (0.079 R)
• M15: 14,569,935 km (0.068 R)
• M16: 15,131,525 km (0.113 R)
• M17: 15,475,451 km (0.115 R)
• M18: 16,238,400 km (0.112 R)
• M19: 19,008,055 km (0.116 R)
• M20: 20,714,518 km (0.102 R)
• M21: 23,653,817 km (0.063 R)
• M22: 24,039,929 km (0.073 R)
• M23: 27,620,105 km (0.113 R)
• M24: 29,448,042 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.9

Radius: 13.3

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.95 AU - 6.65 AU

Year: 7056 Days

Day: 13.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,570,677 km

• M1: 165,605 km (0.116 R)
• M2: 882,179 km (0.091 R)
• M3: 3,054,639 km (0.115 R)
• M4: 4,091,053 km (0.034 R)
• M5: 5,349,620 km (0.089 R)
• M6: 6,741,329 km (0.063 R)
• M7: 8,151,738 km (0.088 R)
• M8: 9,195,931 km (0.035 R)
• M9: 9,703,516 km (0.11 R)
• M10: 10,327,489 km (0.098 R)
• M11: 11,287,459 km (0.102 R)
• M12: 12,640,272 km (0.071 R)
• M13: 19,898,611 km (0.083 R)
• M14: 20,359,821 km (0.11 R)
• M15: 23,110,029 km (0.049 R)
• M16: 23,705,727 km (0.1 R)
• M17: 24,398,814 km (0.102 R)
• M18: 29,935,581 km (0.053 R)
• M19: 34,683,518 km (0.112 R)
• M20: 36,715,656 km (0.109 R)
• M21: 38,113,798 km (0.088 R)
• M22: 39,789,593 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.3

Radius: 12

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.77 AU - 7.93 AU

Year: 8892 Days

Day: 12.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,570,677 km

• M1: 169,345 km (0.042 R)
• M2: 672,592 km (0.03 R)
• M3: 1,716,785 km (0.08 R)
• M4: 2,096,614 km (0.096 R)
• M5: 2,572,335 km (0.089 R)
• M6: 3,494,756 km (0.075 R)
• M7: 5,406,617 km (0.052 R)
• M8: 5,846,434 km (0.07 R)
• M9: 6,953,459 km (0.116 R)
• M10: 7,681,851 km (0.081 R)
• M11: 8,640,474 km (0.037 R)
• M12: 9,924,024 km (0.115 R)
• M13: 12,630,698 km (0.085 R)
• M14: 13,653,648 km (0.107 R)
• M15: 14,408,369 km (0.092 R)
• M16: 15,058,372 km (0.105 R)
• M17: 18,758,526 km (0.103 R)
• M18: 21,231,528 km (0.084 R)
• M19: 23,645,290 km (0.099 R)
• M20: 27,600,807 km (0.027 R)
• M21: 32,306,259 km (0.093 R)
• M22: 37,642,714 km (0.109 R)
• M23: 39,628,775 km (0.099 R)
• M24: 46,004,936 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.4

Radius: 4.3

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.19 AU - 12.03 AU

Year: 17652 Days

Day: 22.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,570,677 km

• M1: 53,556 km (0.098 R)
• M2: 246,836 km (0.069 R)
• M3: 443,558 km (0.058 R)
• M4: 717,920 km (0.095 R)
• M5: 1,290,282 km (0.119 R)
• M6: 1,926,671 km (0.096 R)
• M7: 2,156,453 km (0.119 R)
• M8: 2,349,584 km (0.104 R)
• M9: 3,063,914 km (0.114 R)
• M10: 4,094,643 km (0.081 R)
• M11: 6,590,983 km (0.052 R)
• M12: 8,322,728 km (0.043 R)
• M13: 9,900,387 km (0.098 R)
• M14: 10,140,940 km (0.113 R)
• M15: 10,633,716 km (0.116 R)
• M16: 13,165,510 km (0.041 R)
• M17: 13,515,120 km (0.087 R)
• M18: 15,420,848 km (0.095 R)
• M19: 15,614,278 km (0.039 R)
• M20: 17,921,227 km (0.112 R)
• M21: 23,281,318 km (0.12 R)
• M22: 25,102,971 km (0.113 R)
• M23: 28,831,250 km (0.077 R)
• M24: 34,098,591 km (0.1 R)
• M25: 35,536,974 km (0.109 R)
• M26: 36,556,184 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 10,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit