🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.92 AU - 1.14 AU

Year: 463 Days

Day: 33.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.3

Radius: 11.7

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.39 AU - 3.61 AU

Year: 2302 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,939,914 km

• M1: 146,157 km (0.073 R)
• M2: 540,647 km (0.057 R)
• M3: 952,041 km (0.085 R)
• M4: 1,346,381 km (0.103 R)
• M5: 1,843,046 km (0.098 R)
• M6: 2,482,726 km (0.11 R)
• M7: 2,892,176 km (0.078 R)
• M8: 3,279,185 km (0.117 R)
• M9: 5,170,701 km (0.109 R)
• M10: 6,598,014 km (0.09 R)
• M11: 7,946,639 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947

Radius: 8.6

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.86 AU - 3.2 AU

Year: 2336 Days

Day: 5.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,939,914 km

• M1: 109,506 km (0.087 R)
• M2: 718,818 km (0.116 R)
• M3: 1,195,137 km (0.097 R)
• M4: 1,536,520 km (0.09 R)
• M5: 1,979,928 km (0.098 R)
• M6: 2,335,073 km (0.091 R)
• M7: 3,089,495 km (0.104 R)
• M8: 3,857,830 km (0.101 R)
• M9: 4,568,569 km (0.112 R)
• M10: 5,192,841 km (0.109 R)
• M11: 5,563,694 km (0.11 R)
• M12: 6,139,497 km (0.11 R)
• M13: 6,554,481 km (0.107 R)
• M14: 7,721,344 km (0.1 R)
• M15: 9,376,795 km (0.087 R)
• M16: 11,794,296 km (0.107 R)
• M17: 12,699,662 km (0.087 R)
• M18: 13,696,882 km (0.106 R)
• M19: 14,941,835 km (0.074 R)
• M20: 17,001,798 km (0.106 R)
• M21: 18,381,539 km (0.099 R)
• M22: 20,254,355 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 12.2

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.2 AU - 5.5 AU

Year: 5481 Days

Day: 14.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 123.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,939,914 km

• M1: 151,692 km (0.114 R)
• M2: 664,215 km (0.093 R)
• M3: 1,094,458 km (0.078 R)
• M4: 1,690,606 km (0.053 R)
• M5: 2,348,687 km (0.114 R)
• M6: 3,897,623 km (0.111 R)
• M7: 4,300,340 km (0.049 R)
• M8: 4,809,871 km (0.106 R)
• M9: 5,274,372 km (0.098 R)
• M10: 7,229,168 km (0.116 R)
• M11: 7,620,964 km (0.097 R)
• M12: 8,331,255 km (0.113 R)
• M13: 9,085,228 km (0.033 R)
• M14: 9,542,100 km (0.116 R)
• M15: 12,768,328 km (0.077 R)
• M16: 14,996,439 km (0.053 R)
• M17: 16,598,333 km (0.066 R)
• M18: 18,774,383 km (0.101 R)
• M19: 19,244,868 km (0.119 R)
• M20: 20,069,901 km (0.12 R)
• M21: 20,704,046 km (0.091 R)
• M22: 21,424,360 km (0.107 R)
• M23: 22,991,098 km (0.108 R)
• M24: 26,603,887 km (0.099 R)
• M25: 29,482,449 km (0.11 R)
• M26: 31,702,033 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.2

Radius: 15

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.1 AU - 10.24 AU

Year: 11307 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,939,914 km

• M1: 208,988 km (0.087 R)
• M2: 1,142,030 km (0.084 R)
• M3: 1,872,965 km (0.087 R)
• M4: 2,380,401 km (0.087 R)
• M5: 2,886,192 km (0.08 R)
• M6: 3,615,182 km (0.047 R)
• M7: 4,414,484 km (0.114 R)
• M8: 5,103,083 km (0.105 R)
• M9: 5,651,060 km (0.077 R)
• M10: 6,174,652 km (0.081 R)
• M11: 14,342,845 km (0.115 R)
• M12: 16,779,944 km (0.032 R)
• M13: 21,338,790 km (0.09 R)
• M14: 29,040,836 km (0.053 R)
• M15: 31,939,744 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.4

Radius: 4.1

Gravity: 59.1 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 10.05 AU - 10.75 AU

Year: 14855 Days

Day: 24.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,939,914 km

• M1: 51,013 km (0.12 R)
• M2: 303,833 km (0.049 R)
• M3: 704,756 km (0.107 R)
• M4: 876,644 km (0.12 R)
• M5: 1,089,072 km (0.078 R)
• M6: 1,394,551 km (0.106 R)
• M7: 1,937,891 km (0.065 R)
• M8: 2,278,376 km (0.037 R)
• M9: 2,776,686 km (0.101 R)
• M10: 3,316,884 km (0.118 R)
• M11: 4,174,080 km (0.039 R)
• M12: 4,368,258 km (0.118 R)
• M13: 4,915,936 km (0.1 R)
• M14: 5,059,699 km (0.085 R)
• M15: 5,585,237 km (0.082 R)
• M16: 6,656,208 km (0.066 R)
• M17: 6,966,474 km (0.091 R)
• M18: 7,906,247 km (0.117 R)
• M19: 9,805,243 km (0.12 R)
• M20: 10,500,275 km (0.074 R)
• M21: 10,739,182 km (0.11 R)
• M22: 13,123,174 km (0.09 R)
• M23: 14,401,039 km (0.054 R)
• M24: 15,450,618 km (0.08 R)
• M25: 22,540,659 km (0.074 R)
• M26: 29,003,586 km (0.081 R)
• M27: 29,829,666 km (0.058 R)
• M28: 30,068,574 km (0.09 R)
• M29: 32,025,613 km (0.109 R)
• M30: 38,122,025 km (0.096 R)
• M31: 47,176,437 km (0.096 R)
• M32: 49,144,397 km (0.12 R)
• M33: 53,594,335 km (0.108 R)
• M34: 54,302,082 km (0.116 R)
• M35: 58,679,017 km (0.094 R)
• M36: 59,054,059 km (0.089 R)
• M37: 60,953,054 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.6

Radius: 5.4

Gravity: 13.74 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.26 AU - 11.84 AU

Year: 15178 Days

Day: 17.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,939,914 km

• M1: 67,169 km (0.116 R)
• M2: 477,516 km (0.103 R)
• M3: 1,799,662 km (0.119 R)
• M4: 2,019,571 km (0.065 R)
• M5: 3,251,959 km (0.083 R)
• M6: 4,419,271 km (0.115 R)
• M7: 10,223,967 km (0.058 R)
• M8: 11,036,882 km (0.063 R)
• M9: 11,833,790 km (0.045 R)
• M10: 12,668,247 km (0.079 R)
• M11: 14,320,855 km (0.106 R)
• M12: 18,124,829 km (0.097 R)
• M13: 18,672,806 km (0.094 R)
• M14: 20,215,759 km (0.107 R)
• M15: 24,774,006 km (0.076 R)
• M16: 27,036,674 km (0.109 R)
• M17: 30,081,140 km (0.105 R)
• M18: 32,767,319 km (0.096 R)
• M19: 34,525,094 km (0.103 R)
• M20: 37,719,009 km (0.069 R)
• M21: 44,545,459 km (0.079 R)
• M22: 51,681,128 km (0.055 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 18,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit