🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.51 AU - 0.57 AU

Year: 260 Days

Day: 27.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,070,286 km

• M1: 458,817 km (0.096 R)

Asteroid Belt

Center: 1.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.5

Radius: 11.6

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.64 AU - 1.74 AU

Year: 1441 Days

Day: 6.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,070,286 km

• M1: 144,512 km (0.072 R)
• M2: 571,015 km (0.095 R)
• M3: 1,207,255 km (0.077 R)
• M4: 1,607,429 km (0.094 R)
• M5: 2,097,362 km (0.095 R)
• M6: 2,554,832 km (0.058 R)
• M7: 2,948,275 km (0.036 R)
• M8: 4,177,521 km (0.047 R)
• M9: 4,590,560 km (0.113 R)
• M10: 5,609,771 km (0.071 R)
• M11: 6,020,118 km (0.049 R)
• M12: 7,562,472 km (0.116 R)
• M13: 9,134,895 km (0.114 R)
• M14: 9,998,224 km (0.091 R)
• M15: 10,466,765 km (0.089 R)
• M16: 10,985,121 km (0.036 R)
• M17: 12,798,696 km (0.038 R)
• M18: 13,553,118 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.3

Radius: 13.9

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.81 AU - 1.87 AU

Year: 1637 Days

Day: 13.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,070,286 km

• M1: 173,085 km (0.115 R)
• M2: 814,560 km (0.067 R)
• M3: 1,293,573 km (0.115 R)
• M4: 1,997,281 km (0.094 R)
• M5: 2,785,363 km (0.12 R)
• M6: 3,289,657 km (0.091 R)
• M7: 5,041,897 km (0.09 R)
• M8: 5,997,528 km (0.097 R)
• M9: 6,699,591 km (0.036 R)
• M10: 7,666,891 km (0.086 R)
• M11: 8,667,252 km (0.084 R)
• M12: 9,199,371 km (0.119 R)
• M13: 10,328,985 km (0.098 R)
• M14: 10,859,908 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.7

Radius: 8.2

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.81 AU - 3.83 AU

Year: 3968 Days

Day: 14.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,070,286 km

• M1: 102,026 km (0.067 R)
• M2: 459,116 km (0.031 R)
• M3: 774,767 km (0.096 R)
• M4: 1,338,452 km (0.095 R)
• M5: 1,832,873 km (0.073 R)
• M6: 2,256,833 km (0.11 R)
• M7: 4,322,481 km (0.115 R)
• M8: 4,892,748 km (0.053 R)
• M9: 5,855,709 km (0.08 R)
• M10: 6,152,661 km (0.119 R)
• M11: 7,238,742 km (0.065 R)
• M12: 7,511,907 km (0.094 R)
• M13: 7,791,955 km (0.073 R)
• M14: 8,447,642 km (0.072 R)
• M15: 10,767,756 km (0.082 R)
• M16: 11,169,426 km (0.1 R)
• M17: 14,319,508 km (0.069 R)
• M18: 18,646,926 km (0.104 R)
• M19: 21,735,673 km (0.108 R)
• M20: 23,178,993 km (0.066 R)
• M21: 23,848,893 km (0.09 R)
• M22: 24,378,918 km (0.093 R)
• M23: 24,839,380 km (0.091 R)
• M24: 26,658,341 km (0.057 R)
• M25: 27,393,764 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630

Radius: 12.5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.55 AU - 4.79 AU

Year: 6620 Days

Day: 6.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,070,286 km

• M1: 158,424 km (0.07 R)
• M2: 1,365,679 km (0.115 R)
• M3: 1,855,612 km (0.051 R)
• M4: 2,767,261 km (0.06 R)
• M5: 3,564,468 km (0.106 R)
• M6: 3,981,547 km (0.09 R)
• M7: 4,483,299 km (0.091 R)
• M8: 5,026,937 km (0.082 R)
• M9: 6,412,962 km (0.101 R)
• M10: 8,638,828 km (0.114 R)
• M11: 12,351,099 km (0.115 R)
• M12: 16,565,122 km (0.111 R)
• M13: 18,821,058 km (0.107 R)
• M14: 20,022,628 km (0.068 R)
• M15: 27,517,032 km (0.047 R)
• M16: 31,638,304 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.8

Radius: 5.9

Gravity: 15.79 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.39 AU - 9.45 AU

Year: 16028 Days

Day: 24.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,070,286 km

• M1: 74,949 km (0.053 R)
• M2: 313,707 km (0.074 R)
• M3: 532,120 km (0.11 R)
• M4: 874,250 km (0.07 R)
• M5: 1,425,369 km (0.12 R)
• M6: 2,165,130 km (0.071 R)
• M7: 2,916,410 km (0.118 R)
• M8: 3,496,850 km (0.083 R)
• M9: 4,031,962 km (0.039 R)
• M10: 5,965,963 km (0.119 R)
• M11: 7,736,005 km (0.076 R)
• M12: 9,509,488 km (0.108 R)
• M13: 10,717,341 km (0.108 R)
• M14: 11,597,425 km (0.08 R)
• M15: 12,210,178 km (0.073 R)
• M16: 13,104,175 km (0.117 R)
• M17: 13,634,200 km (0.046 R)
• M18: 15,749,514 km (0.045 R)
• M19: 16,884,962 km (0.104 R)
• M20: 18,155,347 km (0.025 R)
• M21: 20,091,144 km (0.081 R)
• M22: 21,243,945 km (0.073 R)
• M23: 21,882,728 km (0.064 R)
• M24: 36,578,175 km (0.057 R)
• M25: 48,614,072 km (0.07 R)
• M26: 52,980,236 km (0.109 R)
• M27: 58,307,266 km (0.111 R)
• M28: 59,377,938 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.7

Radius: 7.4

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.52 AU - 10.86 AU

Year: 16805 Days

Day: 20.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,070,286 km

• M1: 92,003 km (0.061 R)
• M2: 341,233 km (0.063 R)
• M3: 587,920 km (0.095 R)
• M4: 846,126 km (0.074 R)
• M5: 1,119,740 km (0.093 R)
• M6: 1,438,084 km (0.073 R)
• M7: 2,401,345 km (0.114 R)
• M8: 2,983,730 km (0.099 R)
• M9: 3,796,944 km (0.025 R)
• M10: 4,148,499 km (0.093 R)
• M11: 4,521,895 km (0.086 R)
• M12: 5,480,368 km (0.102 R)
• M13: 9,215,079 km (0.1 R)
• M14: 10,630,275 km (0.062 R)
• M15: 11,270,554 km (0.082 R)
• M16: 12,500,248 km (0.047 R)
• M17: 14,720,730 km (0.047 R)
• M18: 15,150,973 km (0.099 R)
• M19: 18,566,293 km (0.084 R)
• M20: 24,004,923 km (0.105 R)
• M21: 26,343,886 km (0.095 R)
• M22: 26,765,602 km (0.103 R)
• M23: 27,299,068 km (0.107 R)
• M24: 27,839,565 km (0.107 R)
• M25: 39,239,222 km (0.073 R)
• M26: 40,624,050 km (0.107 R)
• M27: 47,571,076 km (0.114 R)
• M28: 49,304,167 km (0.099 R)
• M29: 51,406,017 km (0.112 R)
• M30: 53,398,661 km (0.041 R)
• M31: 54,413,981 km (0.105 R)
• M32: 55,614,654 km (0.1 R)
• M33: 60,777,875 km (0.058 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 18,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit