🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.51 AU - 0.55 AU

Year: 145 Days

Day: 17.7 Hours

Environment

Temp: 166 °C

Axial Tilt: 141.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.48 AU - 3.4 AU

Year: 1889 Days

Day: 41.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.49 AU - 3.85 AU

Year: 2115 Days

Day: 13.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.2

Radius: 9.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.77 AU - 5.57 AU

Year: 3782 Days

Day: 13.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 104,563,291 km

• M1: 120,576 km (0.102 R)
• M2: 635,492 km (0.116 R)
• M3: 1,014,722 km (0.082 R)
• M4: 1,443,919 km (0.073 R)
• M5: 1,776,026 km (0.082 R)
• M6: 2,364,694 km (0.101 R)
• M7: 3,431,027 km (0.084 R)
• M8: 4,175,725 km (0.045 R)
• M9: 5,000,907 km (0.119 R)
• M10: 6,621,950 km (0.108 R)
• M11: 7,212,712 km (0.113 R)
• M12: 7,615,280 km (0.089 R)
• M13: 8,065,420 km (0.096 R)
• M14: 9,305,137 km (0.109 R)
• M15: 9,970,548 km (0.066 R)
• M16: 10,707,019 km (0.107 R)
• M17: 11,773,203 km (0.099 R)
• M18: 12,507,579 km (0.057 R)
• M19: 14,163,178 km (0.097 R)
• M20: 14,696,944 km (0.081 R)
• M21: 16,221,196 km (0.114 R)
• M22: 18,356,856 km (0.105 R)
• M23: 18,933,256 km (0.118 R)
• M24: 20,797,246 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.1

Radius: 11.3

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.77 AU - 7.37 AU

Year: 7045 Days

Day: 6.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 104,563,291 km

• M1: 142,866 km (0.084 R)
• M2: 588,518 km (0.119 R)
• M3: 1,114,205 km (0.086 R)
• M4: 1,799,962 km (0.069 R)
• M5: 2,209,860 km (0.11 R)
• M6: 3,682,501 km (0.11 R)
• M7: 4,142,066 km (0.087 R)
• M8: 4,590,710 km (0.09 R)
• M9: 6,075,469 km (0.055 R)
• M10: 9,437,980 km (0.11 R)
• M11: 11,085,053 km (0.096 R)
• M12: 12,817,546 km (0.03 R)
• M13: 13,315,258 km (0.119 R)
• M14: 15,548,155 km (0.07 R)
• M15: 16,519,195 km (0.111 R)
• M16: 18,835,419 km (0.053 R)
• M17: 21,499,159 km (0.086 R)
• M18: 23,212,802 km (0.117 R)
• M19: 24,556,490 km (0.111 R)
• M20: 25,015,756 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.7

Radius: 10.1

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 10.77 AU - 12.83 AU

Year: 15190 Days

Day: 10.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 154.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 104,563,291 km

• M1: 125,812 km (0.109 R)
• M2: 462,257 km (0.055 R)
• M3: 785,389 km (0.095 R)
• M4: 1,139,038 km (0.086 R)
• M5: 2,078,812 km (0.098 R)
• M6: 3,109,990 km (0.079 R)
• M7: 3,445,688 km (0.105 R)
• M8: 3,805,770 km (0.078 R)
• M9: 4,662,966 km (0.085 R)
• M10: 5,137,340 km (0.113 R)
• M11: 8,506,584 km (0.089 R)
• M12: 9,071,465 km (0.083 R)
• M13: 10,119,997 km (0.074 R)
• M14: 10,486,811 km (0.107 R)
• M15: 11,928,186 km (0.107 R)
• M16: 13,309,423 km (0.095 R)
• M17: 14,528,646 km (0.113 R)
• M18: 19,424,236 km (0.062 R)
• M19: 21,245,291 km (0.103 R)
• M20: 23,632,275 km (0.051 R)
• M21: 24,279,286 km (0.098 R)
• M22: 26,686,615 km (0.074 R)
• M23: 33,798,497 km (0.074 R)
• M24: 35,574,523 km (0.08 R)
• M25: 38,671,498 km (0.114 R)
• M26: 39,440,731 km (0.045 R)
• M27: 40,089,387 km (0.109 R)
• M28: 43,028,686 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.3

Radius: 6.5

Gravity: 19.25 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.27 AU - 14.69 AU

Year: 15539 Days

Day: 19.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 104,563,291 km

• M1: 81,082 km (0.085 R)
• M2: 334,052 km (0.111 R)
• M3: 775,815 km (0.06 R)
• M4: 1,589,926 km (0.119 R)
• M5: 1,898,846 km (0.105 R)
• M6: 4,336,393 km (0.033 R)
• M7: 5,602,141 km (0.108 R)
• M8: 5,834,915 km (0.037 R)
• M9: 7,323,713 km (0.06 R)
• M10: 8,430,139 km (0.114 R)
• M11: 9,866,129 km (0.064 R)
• M12: 11,334,582 km (0.061 R)
• M13: 12,609,904 km (0.101 R)
• M14: 13,977,976 km (0.077 R)
• M15: 17,577,301 km (0.12 R)
• M16: 21,845,328 km (0.067 R)
• M17: 22,618,001 km (0.087 R)
• M18: 28,773,056 km (0.077 R)
• M19: 39,109,521 km (0.083 R)
• M20: 42,738,915 km (0.061 R)
• M21: 48,026,601 km (0.063 R)
• M22: 51,840,599 km (0.118 R)
• M23: 54,609,805 km (0.115 R)
• M24: 59,690,448 km (0.11 R)
• M25: 60,064,891 km (0.036 R)
• M26: 65,275,385 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.3

Radius: 6.6

Gravity: 17.11 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 15.7 AU - 22.18 AU

Year: 30889 Days

Day: 23.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 104,563,291 km

• M1: 146,307 km (0.086 R)
• M2: 387,608 km (0.096 R)
• M3: 651,648 km (0.099 R)
• M4: 4,638,880 km (0.09 R)
• M5: 5,769,990 km (0.067 R)
• M6: 6,669,073 km (0.089 R)
• M7: 8,921,718 km (0.105 R)
• M8: 11,493,006 km (0.108 R)
• M9: 12,299,039 km (0.047 R)
• M10: 12,525,381 km (0.104 R)
• M11: 12,908,501 km (0.067 R)
• M12: 14,688,417 km (0.06 R)
• M13: 19,841,465 km (0.11 R)
• M14: 20,257,496 km (0.09 R)
• M15: 22,876,506 km (0.064 R)
• M16: 24,031,402 km (0.088 R)
• M17: 26,708,007 km (0.119 R)
• M18: 29,983,752 km (0.083 R)
• M19: 30,669,508 km (0.052 R)
• M20: 31,225,564 km (0.106 R)
• M21: 31,506,209 km (0.098 R)
• M22: 32,501,484 km (0.057 R)
• M23: 43,458,630 km (0.085 R)
• M24: 53,176,209 km (0.025 R)
• M25: 67,938,676 km (0.108 R)
• M26: 76,503,005 km (0.054 R)
• M27: 78,816,087 km (0.075 R)
• M28: 79,075,938 km (0.109 R)
• M29: 81,972,153 km (0.119 R)
• M30: 93,972,296 km (0.1 R)
• M31: 96,623,769 km (0.081 R)
• M32: 103,937,609 km (0.113 R)
• M33: 104,250,119 km (0.117 R)
• M34: 104,563,227 km (0.06 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 12,785 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit