🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.84 AU - 0.88 AU

Year: 284 Days

Day: 24.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.97 AU - 1.55 AU

Year: 504 Days

Day: 16.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,886,564 km

• M1: 525,537 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.65 AU - 1.89 AU

Year: 839 Days

Day: 17.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,886,564 km

• M1: 73,752 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.55 AU - 2.07 AU

Year: 868 Days

Day: 34 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,886,564 km

• M1: 95,892 km (0.113 R)

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.1

Radius: 8.4

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.86 AU - 7.98 AU

Year: 7945 Days

Day: 13.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 70.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,886,564 km

• M1: 104,419 km (0.08 R)
• M2: 449,093 km (0.083 R)
• M3: 798,703 km (0.038 R)
• M4: 1,251,386 km (0.089 R)
• M5: 1,713,793 km (0.074 R)
• M6: 11,369,139 km (0.103 R)
• M7: 12,762,942 km (0.115 R)
• M8: 14,441,131 km (0.071 R)
• M9: 18,572,725 km (0.111 R)
• M10: 19,555,583 km (0.051 R)
• M11: 20,498,947 km (0.11 R)
• M12: 22,009,138 km (0.03 R)
• M13: 23,754,347 km (0.077 R)
• M14: 26,106,474 km (0.113 R)
• M15: 31,957,995 km (0.118 R)
• M16: 32,859,471 km (0.074 R)
• M17: 34,503,851 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.4

Radius: 14.5

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.67 AU - 11.65 AU

Year: 11543 Days

Day: 10.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,886,564 km

• M1: 180,864 km (0.096 R)
• M2: 714,479 km (0.085 R)
• M3: 1,455,438 km (0.046 R)
• M4: 2,103,645 km (0.05 R)
• M5: 2,787,457 km (0.097 R)
• M6: 4,729,088 km (0.066 R)
• M7: 5,314,614 km (0.026 R)
• M8: 6,021,763 km (0.106 R)
• M9: 6,632,272 km (0.074 R)
• M10: 10,063,449 km (0.045 R)
• M11: 10,815,028 km (0.114 R)
• M12: 11,894,826 km (0.118 R)
• M13: 13,487,445 km (0.107 R)
• M14: 15,149,028 km (0.099 R)
• M15: 17,853,459 km (0.096 R)
• M16: 19,279,276 km (0.119 R)
• M17: 20,865,462 km (0.113 R)
• M18: 24,678,263 km (0.029 R)
• M19: 27,156,053 km (0.08 R)
• M20: 28,192,168 km (0.079 R)
• M21: 29,147,051 km (0.114 R)
• M22: 29,904,465 km (0.117 R)
• M23: 30,675,043 km (0.117 R)
• M24: 39,915,105 km (0.106 R)
• M25: 41,119,069 km (0.073 R)
• M26: 42,623,425 km (0.12 R)
• M27: 44,305,953 km (0.075 R)
• M28: 45,452,022 km (0.103 R)
• M29: 46,032,462 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.3

Radius: 10.3

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 9.34 AU - 12.8 AU

Year: 13129 Days

Day: 8.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,886,564 km

• M1: 128,355 km (0.079 R)
• M2: 612,603 km (0.117 R)
• M3: 1,857,108 km (0.094 R)
• M4: 2,250,999 km (0.111 R)
• M5: 2,681,691 km (0.092 R)
• M6: 3,296,987 km (0.112 R)
• M7: 4,183,056 km (0.084 R)
• M8: 4,780,849 km (0.09 R)
• M9: 5,496,974 km (0.085 R)
• M10: 6,147,126 km (0.113 R)
• M11: 7,105,151 km (0.03 R)
• M12: 8,660,819 km (0.109 R)
• M13: 11,224,328 km (0.093 R)
• M14: 14,255,779 km (0.116 R)
• M15: 15,544,864 km (0.094 R)
• M16: 20,480,098 km (0.113 R)
• M17: 23,508,408 km (0.089 R)
• M18: 24,955,019 km (0.113 R)
• M19: 26,100,789 km (0.099 R)
• M20: 29,262,540 km (0.1 R)
• M21: 31,744,369 km (0.11 R)
• M22: 32,154,118 km (0.086 R)
• M23: 33,193,823 km (0.118 R)
• M24: 38,964,561 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.1

Radius: 15

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 11.74 AU - 12.54 AU

Year: 15077 Days

Day: 12 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,886,564 km

• M1: 187,297 km (0.104 R)
• M2: 663,167 km (0.044 R)
• M3: 1,149,061 km (0.106 R)
• M4: 1,694,345 km (0.074 R)
• M5: 2,183,082 km (0.082 R)
• M6: 3,136,469 km (0.1 R)
• M7: 3,731,569 km (0.045 R)
• M8: 4,328,914 km (0.077 R)
• M9: 4,989,837 km (0.11 R)
• M10: 7,042,619 km (0.096 R)
• M11: 10,163,979 km (0.049 R)
• M12: 10,784,660 km (0.105 R)
• M13: 11,336,676 km (0.114 R)
• M14: 12,004,631 km (0.087 R)
• M15: 14,058,609 km (0.089 R)
• M16: 16,760,796 km (0.069 R)
• M17: 21,691,242 km (0.059 R)
• M18: 22,202,718 km (0.088 R)
• M19: 25,847,819 km (0.05 R)
• M20: 26,839,055 km (0.04 R)
• M21: 28,113,329 km (0.067 R)

Asteroid Belt

Center: 12.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.8

Radius: 3.8

Gravity: 55.73 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 10.38 AU - 15.5 AU

Year: 16592 Days

Day: 21.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,886,564 km

• M1: 48,171 km (0.045 R)
• M2: 185,651 km (0.093 R)
• M3: 517,908 km (0.107 R)
• M4: 1,426,117 km (0.068 R)
• M5: 2,569,942 km (0.076 R)
• M6: 3,782,881 km (0.075 R)
• M7: 4,858,490 km (0.099 R)
• M8: 5,679,483 km (0.072 R)
• M9: 6,942,538 km (0.099 R)
• M10: 7,169,777 km (0.043 R)
• M11: 7,591,344 km (0.108 R)
• M12: 7,735,556 km (0.111 R)
• M13: 12,354,989 km (0.103 R)
• M14: 14,012,384 km (0.077 R)
• M15: 14,302,304 km (0.103 R)
• M16: 15,656,614 km (0.115 R)
• M17: 16,047,513 km (0.038 R)
• M18: 16,205,638 km (0.119 R)
• M19: 16,364,810 km (0.094 R)
• M20: 16,767,378 km (0.061 R)
• M21: 20,413,228 km (0.087 R)
• M22: 21,448,595 km (0.079 R)
• M23: 22,223,212 km (0.118 R)
• M24: 25,401,419 km (0.072 R)
• M25: 26,049,627 km (0.039 R)
• M26: 26,931,057 km (0.072 R)
• M27: 33,535,055 km (0.107 R)
• M28: 35,641,094 km (0.091 R)
• M29: 38,678,679 km (0.114 R)
• M30: 39,680,237 km (0.068 R)
• M31: 42,636,740 km (0.12 R)
• M32: 43,398,043 km (0.086 R)
• M33: 46,054,752 km (0.091 R)
• M34: 46,374,143 km (0.114 R)
• M35: 52,207,263 km (0.103 R)
• M36: 62,135,625 km (0.075 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 12,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit