🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.47 AU - 0.57 AU

Year: 238 Days

Day: 26.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,545,965 km

• M1: 40,691 km (0.087 R)

Asteroid Belt

Center: 0.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.4

Radius: 15

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.95 AU - 1.17 AU

Year: 694 Days

Day: 8.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,545,965 km

• M1: 186,698 km (0.089 R)
• M2: 767,138 km (0.071 R)
• M3: 1,565,542 km (0.055 R)
• M4: 2,378,008 km (0.091 R)
• M5: 3,324,962 km (0.105 R)
• M6: 4,238,108 km (0.12 R)
• M7: 5,113,255 km (0.081 R)
• M8: 5,613,660 km (0.111 R)
• M9: 7,665,245 km (0.095 R)
• M10: 8,500,001 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.6

Radius: 12.9

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.49 AU - 2.17 AU

Year: 1574 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,545,965 km

• M1: 163,062 km (0.025 R)
• M2: 734,974 km (0.045 R)
• M3: 1,156,242 km (0.029 R)
• M4: 2,060,411 km (0.117 R)
• M5: 2,687,975 km (0.039 R)
• M6: 3,440,452 km (0.031 R)
• M7: 3,928,290 km (0.108 R)
• M8: 4,657,431 km (0.077 R)
• M9: 5,453,142 km (0.102 R)
• M10: 5,907,171 km (0.101 R)
• M11: 6,337,415 km (0.116 R)
• M12: 7,127,740 km (0.08 R)
• M13: 8,126,904 km (0.098 R)
• M14: 8,998,013 km (0.116 R)
• M15: 11,949,579 km (0.116 R)
• M16: 13,156,235 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.6

Radius: 13.8

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.58 AU - 5.74 AU

Year: 6396 Days

Day: 13.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,545,965 km

• M1: 171,738 km (0.076 R)
• M2: 679,922 km (0.086 R)
• M3: 1,437,187 km (0.104 R)
• M4: 1,930,112 km (0.118 R)
• M5: 3,461,695 km (0.074 R)
• M6: 6,813,734 km (0.086 R)
• M7: 7,388,938 km (0.038 R)
• M8: 10,204,370 km (0.109 R)
• M9: 11,699,601 km (0.091 R)
• M10: 12,211,973 km (0.052 R)
• M11: 15,423,989 km (0.11 R)
• M12: 16,165,845 km (0.114 R)
• M13: 18,260,963 km (0.08 R)
• M14: 19,874,676 km (0.036 R)
• M15: 21,052,160 km (0.114 R)
• M16: 21,505,592 km (0.117 R)
• M17: 23,143,987 km (0.093 R)
• M18: 24,116,822 km (0.087 R)
• M19: 24,864,213 km (0.029 R)
• M20: 26,318,005 km (0.097 R)
• M21: 27,647,182 km (0.12 R)
• M22: 31,705,623 km (0.061 R)
• M23: 32,301,920 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.9

Radius: 11.3

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.88 AU - 5.02 AU

Year: 7002 Days

Day: 11.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,545,965 km

• M1: 142,716 km (0.1 R)
• M2: 636,389 km (0.113 R)
• M3: 1,051,224 km (0.055 R)
• M4: 2,628,285 km (0.079 R)
• M5: 3,465,135 km (0.086 R)
• M6: 4,057,543 km (0.118 R)
• M7: 4,471,480 km (0.12 R)
• M8: 6,486,264 km (0.116 R)
• M9: 8,536,802 km (0.106 R)
• M10: 10,217,385 km (0.12 R)
• M11: 10,937,998 km (0.116 R)
• M12: 12,214,068 km (0.082 R)
• M13: 13,416,984 km (0.086 R)
• M14: 14,399,393 km (0.115 R)
• M15: 14,757,232 km (0.06 R)
• M16: 16,249,022 km (0.074 R)
• M17: 16,767,827 km (0.055 R)
• M18: 18,044,645 km (0.096 R)
• M19: 20,414,574 km (0.094 R)
• M20: 21,325,625 km (0.103 R)
• M21: 22,184,317 km (0.093 R)
• M22: 22,662,432 km (0.106 R)
• M23: 23,474,449 km (0.083 R)
• M24: 25,070,509 km (0.106 R)
• M25: 25,502,398 km (0.092 R)
• M26: 26,648,318 km (0.036 R)
• M27: 32,080,964 km (0.107 R)
• M28: 33,001,290 km (0.092 R)
• M29: 36,637,566 km (0.11 R)
• M30: 37,868,906 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195

Radius: 4.9

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.29 AU - 7.49 AU

Year: 12773 Days

Day: 22.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,545,965 km

• M1: 61,036 km (0.109 R)
• M2: 284,386 km (0.102 R)
• M3: 455,526 km (0.027 R)
• M4: 647,011 km (0.078 R)
• M5: 946,207 km (0.119 R)
• M6: 1,122,732 km (0.109 R)
• M7: 1,356,703 km (0.068 R)
• M8: 1,517,521 km (0.08 R)
• M9: 1,804,450 km (0.109 R)
• M10: 2,110,527 km (0.07 R)
• M11: 3,505,976 km (0.084 R)
• M12: 4,315,001 km (0.045 R)
• M13: 4,862,230 km (0.105 R)
• M14: 5,211,990 km (0.1 R)
• M15: 6,093,121 km (0.104 R)
• M16: 6,888,084 km (0.093 R)
• M17: 7,254,450 km (0.086 R)
• M18: 8,186,444 km (0.111 R)
• M19: 8,431,486 km (0.046 R)
• M20: 9,371,858 km (0.058 R)
• M21: 9,913,103 km (0.107 R)
• M22: 10,144,830 km (0.062 R)
• M23: 11,560,175 km (0.049 R)
• M24: 12,341,525 km (0.087 R)
• M25: 13,664,120 km (0.069 R)
• M26: 13,951,049 km (0.092 R)
• M27: 22,262,557 km (0.108 R)
• M28: 23,963,335 km (0.061 R)
• M29: 25,058,691 km (0.056 R)
• M30: 25,748,935 km (0.09 R)
• M31: 27,257,929 km (0.102 R)
• M32: 30,842,144 km (0.089 R)
• M33: 31,236,783 km (0.062 R)
• M34: 31,834,876 km (0.038 R)
• M35: 32,036,085 km (0.083 R)
• M36: 32,849,000 km (0.073 R)
• M37: 35,910,969 km (0.067 R)
• M38: 36,677,658 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.9

Radius: 3.9

Gravity: 65.41 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.71 AU - 7.83 AU

Year: 13771 Days

Day: 24.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,545,965 km

• M1: 49,517 km (0.063 R)
• M2: 202,855 km (0.107 R)
• M3: 366,814 km (0.069 R)
• M4: 833,859 km (0.066 R)
• M5: 1,161,777 km (0.116 R)
• M6: 1,737,430 km (0.092 R)
• M7: 2,461,334 km (0.08 R)
• M8: 2,976,848 km (0.081 R)
• M9: 3,181,049 km (0.106 R)
• M10: 3,732,766 km (0.071 R)
• M11: 5,499,218 km (0.073 R)
• M12: 5,651,658 km (0.112 R)
• M13: 5,965,065 km (0.086 R)
• M14: 6,166,723 km (0.109 R)
• M15: 7,153,770 km (0.079 R)
• M16: 7,567,109 km (0.111 R)
• M17: 9,007,437 km (0.08 R)
• M18: 9,326,679 km (0.104 R)
• M19: 9,819,754 km (0.118 R)
• M20: 12,030,212 km (0.086 R)
• M21: 19,793,593 km (0.089 R)
• M22: 20,061,972 km (0.104 R)
• M23: 32,651,680 km (0.082 R)
• M24: 33,530,568 km (0.103 R)
• M25: 46,430,542 km (0.091 R)
• M26: 55,106,470 km (0.094 R)
• M27: 56,350,975 km (0.083 R)
• M28: 57,432,567 km (0.111 R)
• M29: 57,614,179 km (0.056 R)
• M30: 59,265,740 km (0.095 R)
• M31: 64,998,928 km (0.057 R)
• M32: 65,393,717 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.5

Radius: 3.4

Gravity: 13.19 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.62 AU - 9.5 AU

Year: 17339 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,545,965 km

• M1: 45,328 km (0.083 R)
• M2: 545,284 km (0.08 R)
• M3: 2,129,675 km (0.101 R)
• M4: 3,833,745 km (0.083 R)
• M5: 4,335,795 km (0.116 R)
• M6: 5,830,427 km (0.08 R)
• M7: 14,225,411 km (0.118 R)
• M8: 15,872,484 km (0.087 R)
• M9: 27,624,593 km (0.103 R)
• M10: 28,879,570 km (0.052 R)
• M11: 38,507,689 km (0.114 R)
• M12: 40,071,884 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.7

Radius: 7.2

Gravity: 15.31 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.63 AU - 10.13 AU

Year: 18266 Days

Day: 18.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,545,965 km

• M1: 89,609 km (0.089 R)
• M2: 409,001 km (0.108 R)
• M3: 1,141,282 km (0.094 R)
• M4: 1,584,989 km (0.12 R)
• M5: 1,998,927 km (0.065 R)
• M6: 3,683,548 km (0.069 R)
• M7: 4,020,293 km (0.112 R)
• M8: 4,478,511 km (0.078 R)
• M9: 5,816,964 km (0.067 R)
• M10: 6,710,811 km (0.119 R)
• M11: 7,214,058 km (0.046 R)
• M12: 7,742,288 km (0.116 R)
• M13: 9,595,058 km (0.059 R)
• M14: 11,531,153 km (0.106 R)
• M15: 11,790,257 km (0.076 R)
• M16: 14,902,192 km (0.049 R)
• M17: 15,917,064 km (0.089 R)
• M18: 19,511,003 km (0.114 R)
• M19: 19,879,163 km (0.096 R)
• M20: 29,439,963 km (0.041 R)
• M21: 35,746,710 km (0.119 R)
• M22: 41,367,252 km (0.099 R)
• M23: 48,889,183 km (0.102 R)
• M24: 51,644,327 km (0.088 R)
• M25: 53,059,971 km (0.095 R)
• M26: 69,518,430 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.2

Radius: 7.5

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.09 AU - 11.13 AU

Year: 20439 Days

Day: 18.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,545,965 km

• M1: 93,349 km (0.114 R)
• M2: 727,794 km (0.078 R)
• M3: 1,319,304 km (0.104 R)
• M4: 1,995,636 km (0.111 R)
• M5: 2,999,437 km (0.101 R)
• M6: 4,157,325 km (0.074 R)
• M7: 6,940,294 km (0.116 R)
• M8: 12,907,005 km (0.043 R)
• M9: 14,479,728 km (0.111 R)
• M10: 20,298,337 km (0.107 R)
• M11: 22,054,316 km (0.059 R)
• M12: 25,565,678 km (0.084 R)
• M13: 31,447,716 km (0.118 R)
• M14: 40,565,258 km (0.078 R)
• M15: 42,915,440 km (0.112 R)
• M16: 51,456,880 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 12,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit