🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.77 AU - 1.09 AU

Year: 331 Days

Day: 34.1 Hours

Environment

Temp: 35 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.82 AU - 2.28 AU

Year: 1083 Days

Day: 18.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,877,938 km

• M1: 116,238 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.32 AU - 3.82 AU

Year: 1985 Days

Day: 37.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.2

Radius: 10

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.92 AU - 5.72 AU

Year: 3904 Days

Day: 14.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,877,938 km

• M1: 124,765 km (0.104 R)
• M2: 519,703 km (0.11 R)
• M3: 874,100 km (0.109 R)
• M4: 1,331,870 km (0.057 R)
• M5: 1,751,492 km (0.118 R)
• M6: 2,349,435 km (0.12 R)
• M7: 3,366,102 km (0.071 R)
• M8: 4,434,230 km (0.104 R)
• M9: 4,878,985 km (0.057 R)
• M10: 5,191,794 km (0.089 R)
• M11: 5,771,635 km (0.063 R)
• M12: 6,394,262 km (0.071 R)
• M13: 7,530,757 km (0.109 R)
• M14: 8,347,711 km (0.105 R)
• M15: 8,834,951 km (0.105 R)
• M16: 11,288,955 km (0.118 R)
• M17: 12,550,962 km (0.112 R)
• M18: 13,442,865 km (0.09 R)
• M19: 15,631,930 km (0.071 R)
• M20: 18,736,984 km (0.099 R)
• M21: 21,389,055 km (0.119 R)
• M22: 22,089,173 km (0.084 R)
• M23: 23,906,637 km (0.116 R)
• M24: 24,357,226 km (0.117 R)
• M25: 26,455,336 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.6

Radius: 11.1

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.61 AU - 5.93 AU

Year: 4464 Days

Day: 12.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,877,938 km

• M1: 138,079 km (0.114 R)
• M2: 1,124,677 km (0.091 R)
• M3: 1,824,645 km (0.111 R)
• M4: 2,525,212 km (0.08 R)
• M5: 3,048,805 km (0.102 R)
• M6: 3,560,280 km (0.08 R)
• M7: 3,992,019 km (0.078 R)
• M8: 4,630,503 km (0.105 R)
• M9: 5,903,581 km (0.105 R)
• M10: 6,993,700 km (0.1 R)
• M11: 7,886,800 km (0.079 R)
• M12: 9,651,007 km (0.109 R)
• M13: 10,625,638 km (0.063 R)
• M14: 11,433,167 km (0.106 R)
• M15: 13,839,299 km (0.118 R)
• M16: 16,213,118 km (0.076 R)
• M17: 16,683,005 km (0.079 R)
• M18: 19,170,219 km (0.096 R)
• M19: 21,260,700 km (0.099 R)
• M20: 21,753,026 km (0.078 R)
• M21: 23,349,834 km (0.109 R)
• M22: 26,857,306 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.5

Radius: 10

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.85 AU - 6.11 AU

Year: 4733 Days

Day: 9.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,877,938 km

• M1: 124,765 km (0.12 R)
• M2: 506,688 km (0.072 R)
• M3: 834,457 km (0.095 R)
• M4: 1,351,467 km (0.051 R)
• M5: 1,690,606 km (0.113 R)
• M6: 2,834,281 km (0.052 R)
• M7: 3,458,852 km (0.079 R)
• M8: 4,955,878 km (0.107 R)
• M9: 6,652,917 km (0.09 R)
• M10: 7,240,088 km (0.087 R)
• M11: 8,332,153 km (0.111 R)
• M12: 8,668,897 km (0.086 R)
• M13: 11,607,598 km (0.118 R)
• M14: 12,556,198 km (0.106 R)
• M15: 14,180,233 km (0.107 R)
• M16: 14,661,190 km (0.088 R)
• M17: 16,753,765 km (0.065 R)
• M18: 20,762,389 km (0.054 R)
• M19: 21,174,681 km (0.057 R)
• M20: 22,951,754 km (0.109 R)
• M21: 23,689,571 km (0.119 R)
• M22: 25,368,657 km (0.108 R)
• M23: 26,557,960 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.7

Radius: 5.8

Gravity: 20.26 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 12.47 AU - 19.29 AU

Year: 23348 Days

Day: 17.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 90,877,938 km

• M1: 73,004 km (0.112 R)
• M2: 318,195 km (0.082 R)
• M3: 715,527 km (0.11 R)
• M4: 1,030,729 km (0.119 R)
• M5: 1,264,700 km (0.098 R)
• M6: 1,979,479 km (0.085 R)
• M7: 2,232,449 km (0.044 R)
• M8: 2,855,524 km (0.074 R)
• M9: 3,379,565 km (0.114 R)
• M10: 3,711,224 km (0.098 R)
• M11: 3,900,914 km (0.07 R)
• M12: 4,097,336 km (0.11 R)
• M13: 4,509,777 km (0.101 R)
• M14: 6,000,221 km (0.113 R)
• M15: 6,623,745 km (0.059 R)
• M16: 7,437,857 km (0.115 R)
• M17: 7,791,655 km (0.098 R)
• M18: 11,566,459 km (0.096 R)
• M19: 12,110,546 km (0.095 R)
• M20: 12,886,211 km (0.068 R)
• M21: 14,149,415 km (0.078 R)
• M22: 18,985,765 km (0.108 R)
• M23: 27,001,967 km (0.115 R)
• M24: 29,810,816 km (0.1 R)
• M25: 31,612,723 km (0.1 R)
• M26: 38,790,429 km (0.094 R)
• M27: 52,669,371 km (0.103 R)
• M28: 53,410,928 km (0.097 R)
• M29: 56,254,335 km (0.062 R)
• M30: 58,600,328 km (0.102 R)
• M31: 63,486,644 km (0.117 R)
• M32: 66,458,704 km (0.08 R)
• M33: 69,522,170 km (0.084 R)
• M34: 76,875,354 km (0.111 R)
• M35: 82,968,176 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.6

Radius: 5.2

Gravity: 27.5 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 14.51 AU - 18.31 AU

Year: 24527 Days

Day: 22.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,877,938 km

• M1: 67,020 km (0.105 R)
• M2: 360,830 km (0.11 R)
• M3: 813,663 km (0.118 R)
• M4: 1,602,193 km (0.116 R)
• M5: 2,680,495 km (0.06 R)
• M6: 2,916,560 km (0.05 R)
• M7: 3,081,567 km (0.053 R)
• M8: 3,837,784 km (0.12 R)
• M9: 4,977,271 km (0.076 R)
• M10: 5,751,589 km (0.087 R)
• M11: 5,968,207 km (0.116 R)
• M12: 7,083,908 km (0.052 R)
• M13: 7,795,545 km (0.104 R)
• M14: 10,278,421 km (0.118 R)
• M15: 15,619,514 km (0.081 R)
• M16: 16,298,239 km (0.108 R)
• M17: 18,452,000 km (0.106 R)
• M18: 19,114,270 km (0.104 R)
• M19: 20,087,703 km (0.092 R)
• M20: 22,988,406 km (0.118 R)
• M21: 23,644,243 km (0.104 R)
• M22: 24,312,646 km (0.103 R)
• M23: 27,355,018 km (0.118 R)
• M24: 27,721,533 km (0.119 R)
• M25: 29,347,961 km (0.093 R)
• M26: 30,379,887 km (0.084 R)
• M27: 35,904,387 km (0.1 R)
• M28: 42,387,509 km (0.113 R)
• M29: 48,709,067 km (0.119 R)
• M30: 55,435,585 km (0.096 R)
• M31: 56,219,179 km (0.097 R)
• M32: 63,179,669 km (0.085 R)
• M33: 65,331,185 km (0.063 R)
• M34: 68,874,261 km (0.115 R)
• M35: 72,077,750 km (0.053 R)
• M36: 73,716,146 km (0.103 R)
• M37: 77,067,138 km (0.066 R)
• M38: 83,813,703 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.1

Radius: 7.1

Gravity: 14.25 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 15.83 AU - 17.85 AU

Year: 25497 Days

Day: 23.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,877,938 km

• M1: 104,270 km (0.1 R)
• M2: 348,264 km (0.06 R)
• M3: 583,282 km (0.062 R)
• M4: 1,207,404 km (0.119 R)
• M5: 1,611,468 km (0.098 R)
• M6: 2,588,941 km (0.108 R)
• M7: 3,262,879 km (0.09 R)
• M8: 5,812,176 km (0.1 R)
• M9: 6,164,180 km (0.078 R)
• M10: 6,437,645 km (0.085 R)
• M11: 10,003,909 km (0.072 R)
• M12: 10,318,364 km (0.08 R)
• M13: 10,967,020 km (0.025 R)
• M14: 11,850,545 km (0.068 R)
• M15: 12,273,907 km (0.069 R)
• M16: 13,376,593 km (0.035 R)
• M17: 17,348,267 km (0.114 R)
• M18: 20,393,331 km (0.116 R)
• M19: 26,667,466 km (0.089 R)
• M20: 28,888,097 km (0.09 R)
• M21: 32,858,275 km (0.119 R)
• M22: 33,693,779 km (0.099 R)
• M23: 35,117,502 km (0.078 R)
• M24: 39,785,703 km (0.049 R)
• M25: 40,100,308 km (0.099 R)
• M26: 40,575,430 km (0.054 R)
• M27: 41,536,746 km (0.118 R)
• M28: 45,021,330 km (0.081 R)
• M29: 48,695,902 km (0.12 R)
• M30: 51,253,726 km (0.086 R)
• M31: 55,060,992 km (0.082 R)
• M32: 56,238,926 km (0.071 R)
• M33: 65,176,950 km (0.072 R)
• M34: 70,554,844 km (0.088 R)
• M35: 72,411,204 km (0.115 R)
• M36: 73,115,511 km (0.096 R)
• M37: 84,237,514 km (0.104 R)
• M38: 86,853,382 km (0.101 R)
• M39: 87,914,779 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 19,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit