🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.75 AU - 2.81 AU

Year: 1503 Days

Day: 17.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626

Radius: 13.1

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.3 AU - 4.44 AU

Year: 3324 Days

Day: 14.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 156.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,223,565 km

• M1: 162,912 km (0.11 R)
• M2: 575,204 km (0.032 R)
• M3: 1,056,909 km (0.112 R)
• M4: 1,645,577 km (0.097 R)
• M5: 2,089,134 km (0.109 R)
• M6: 3,136,619 km (0.094 R)
• M7: 3,651,684 km (0.074 R)
• M8: 4,137,728 km (0.104 R)
• M9: 5,889,668 km (0.109 R)
• M10: 6,916,358 km (0.096 R)
• M11: 7,441,297 km (0.068 R)
• M12: 8,781,844 km (0.045 R)
• M13: 9,509,787 km (0.105 R)
• M14: 10,199,134 km (0.038 R)
• M15: 10,839,563 km (0.116 R)
• M16: 11,591,890 km (0.084 R)
• M17: 13,625,673 km (0.093 R)
• M18: 15,520,181 km (0.096 R)
• M19: 17,246,989 km (0.103 R)
• M20: 19,038,872 km (0.081 R)
• M21: 20,761,342 km (0.096 R)
• M22: 21,595,500 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.7

Radius: 11.4

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.18 AU - 6.16 AU

Year: 5894 Days

Day: 12.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,223,565 km

• M1: 142,866 km (0.111 R)
• M2: 503,696 km (0.1 R)
• M3: 1,422,077 km (0.104 R)
• M4: 1,885,681 km (0.046 R)
• M5: 2,464,475 km (0.098 R)
• M6: 2,919,402 km (0.075 R)
• M7: 3,979,453 km (0.079 R)
• M8: 5,560,403 km (0.101 R)
• M9: 6,013,984 km (0.062 R)
• M10: 6,579,165 km (0.091 R)
• M11: 9,312,168 km (0.066 R)
• M12: 10,304,750 km (0.108 R)
• M13: 13,611,461 km (0.071 R)
• M14: 15,924,544 km (0.082 R)
• M15: 17,230,084 km (0.075 R)
• M16: 19,441,141 km (0.095 R)
• M17: 20,239,246 km (0.103 R)
• M18: 21,059,042 km (0.084 R)
• M19: 21,444,705 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.7

Radius: 14.3

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.61 AU - 6.85 AU

Year: 5988 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,223,565 km

• M1: 180,864 km (0.112 R)
• M2: 824,583 km (0.087 R)
• M3: 1,400,386 km (0.096 R)
• M4: 1,920,238 km (0.059 R)
• M5: 2,624,395 km (0.096 R)
• M6: 4,163,010 km (0.086 R)
• M7: 4,970,389 km (0.076 R)
• M8: 5,658,390 km (0.078 R)
• M9: 6,307,645 km (0.055 R)
• M10: 7,678,709 km (0.106 R)
• M11: 8,150,541 km (0.093 R)
• M12: 9,196,529 km (0.101 R)
• M13: 12,176,519 km (0.084 R)
• M14: 15,192,113 km (0.101 R)
• M15: 17,103,824 km (0.091 R)
• M16: 18,186,763 km (0.1 R)
• M17: 26,995,684 km (0.063 R)
• M18: 27,906,735 km (0.07 R)
• M19: 32,160,849 km (0.071 R)
• M20: 36,607,796 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.8

Radius: 13.2

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.27 AU - 8.69 AU

Year: 10780 Days

Day: 12.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,223,565 km

• M1: 165,306 km (0.119 R)
• M2: 576,849 km (0.094 R)
• M3: 1,351,018 km (0.108 R)
• M4: 2,506,961 km (0.054 R)
• M5: 3,152,476 km (0.093 R)
• M6: 4,327,567 km (0.111 R)
• M7: 5,670,657 km (0.075 R)
• M8: 6,101,499 km (0.095 R)
• M9: 6,948,372 km (0.09 R)
• M10: 9,659,235 km (0.091 R)
• M11: 10,171,458 km (0.066 R)
• M12: 12,226,484 km (0.106 R)
• M13: 15,082,757 km (0.075 R)
• M14: 18,513,335 km (0.118 R)
• M15: 19,791,200 km (0.094 R)
• M16: 21,298,249 km (0.078 R)
• M17: 25,689,694 km (0.109 R)
• M18: 26,775,027 km (0.11 R)
• M19: 27,481,428 km (0.09 R)
• M20: 29,037,246 km (0.114 R)
• M21: 29,675,580 km (0.114 R)
• M22: 32,210,217 km (0.084 R)
• M23: 32,665,293 km (0.116 R)
• M24: 34,056,254 km (0.08 R)
• M25: 36,094,077 km (0.096 R)
• M26: 37,580,631 km (0.062 R)
• M27: 42,421,319 km (0.108 R)
• M28: 43,519,965 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.7

Radius: 6

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.59 AU - 11.63 AU

Year: 14034 Days

Day: 21.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,223,565 km

• M1: 80,633 km (0.056 R)
• M2: 272,867 km (0.117 R)
• M3: 585,676 km (0.107 R)
• M4: 921,672 km (0.037 R)
• M5: 2,027,201 km (0.111 R)
• M6: 2,391,322 km (0.089 R)
• M7: 2,677,503 km (0.119 R)
• M8: 3,029,207 km (0.093 R)
• M9: 3,926,795 km (0.114 R)
• M10: 4,216,865 km (0.107 R)
• M11: 4,408,948 km (0.05 R)
• M12: 4,664,312 km (0.061 R)
• M13: 5,173,842 km (0.101 R)
• M14: 6,303,306 km (0.083 R)
• M15: 6,518,428 km (0.107 R)
• M16: 6,775,736 km (0.108 R)
• M17: 7,154,967 km (0.119 R)
• M18: 9,686,761 km (0.086 R)
• M19: 10,868,435 km (0.109 R)
• M20: 11,600,567 km (0.084 R)
• M21: 13,574,212 km (0.096 R)
• M22: 14,299,312 km (0.101 R)
• M23: 18,829,734 km (0.113 R)
• M24: 20,818,488 km (0.093 R)
• M25: 24,144,947 km (0.05 R)
• M26: 29,873,797 km (0.082 R)
• M27: 31,933,012 km (0.036 R)
• M28: 33,429,439 km (0.067 R)
• M29: 36,102,604 km (0.048 R)
• M30: 37,843,624 km (0.111 R)
• M31: 39,761,768 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.6

Radius: 4.1

Gravity: 43.64 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 14.29 AU - 14.73 AU

Year: 24129 Days

Day: 17.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,223,565 km

• M1: 51,013 km (0.116 R)
• M2: 548,276 km (0.096 R)
• M3: 867,518 km (0.072 R)
• M4: 1,002,755 km (0.074 R)
• M5: 1,618,649 km (0.097 R)
• M6: 2,360,954 km (0.085 R)
• M7: 2,652,370 km (0.083 R)
• M8: 3,134,075 km (0.082 R)
• M9: 3,995,759 km (0.032 R)
• M10: 4,589,962 km (0.112 R)
• M11: 4,738,064 km (0.092 R)
• M12: 6,490,603 km (0.079 R)
• M13: 7,061,319 km (0.07 R)
• M14: 7,979,102 km (0.094 R)
• M15: 8,301,934 km (0.078 R)
• M16: 8,633,293 km (0.099 R)
• M17: 11,205,329 km (0.104 R)
• M18: 14,640,844 km (0.073 R)
• M19: 15,785,717 km (0.076 R)
• M20: 16,726,089 km (0.08 R)
• M21: 16,900,969 km (0.082 R)
• M22: 20,560,731 km (0.081 R)
• M23: 25,056,147 km (0.026 R)
• M24: 32,415,764 km (0.066 R)
• M25: 36,656,864 km (0.113 R)
• M26: 37,100,272 km (0.067 R)
• M27: 40,148,029 km (0.097 R)
• M28: 46,736,170 km (0.086 R)
• M29: 50,466,991 km (0.094 R)
• M30: 51,938,885 km (0.102 R)
• M31: 54,199,907 km (0.062 R)
• M32: 54,391,243 km (0.096 R)
• M33: 59,729,343 km (0.057 R)
• M34: 70,062,068 km (0.066 R)
• M35: 70,973,269 km (0.097 R)
• M36: 72,819,307 km (0.045 R)
• M37: 75,647,903 km (0.097 R)
• M38: 75,886,961 km (0.03 R)
• M39: 79,039,586 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 20,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit