🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.46 AU - 0.64 AU

Year: 148 Days

Day: 24 Hours

Environment

Temp: 192 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.98 AU - 1.14 AU

Year: 397 Days

Day: 15.2 Hours

Environment

Temp: 33 °C

Axial Tilt: 47.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.37 AU - 2.01 AU

Year: 798 Days

Day: 41 Hours

Environment

Temp: -54 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,989,313 km

• M1: 716,873 km (0.08 R)
• M2: 1,031,777 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.5 AU - 2.32 AU

Year: 959 Days

Day: 47.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,989,313 km

• M1: 395,537 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.81 AU - 3.01 AU

Year: 1360 Days

Day: 42.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,989,313 km

• M1: 539,300 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.4

Radius: 11.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.66 AU - 7.26 AU

Year: 5288 Days

Day: 9.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 40,989,313 km

• M1: 148,551 km (0.079 R)
• M2: 445,951 km (0.118 R)
• M3: 759,359 km (0.063 R)
• M4: 935,585 km (0.041 R)
• M5: 1,035,516 km (0.096 R)
• M6: 1,260,512 km (0.112 R)
• M7: 1,371,962 km (0.049 R)
• M8: 1,487,152 km (0.118 R)
• M9: 1,560,755 km (0.076 R)
• M10: 1,915,900 km (0.086 R)
• M11: 2,228,559 km (0.105 R)
• M12: 2,646,985 km (0.066 R)
• M13: 2,719,240 km (0.08 R)
• M14: 2,865,697 km (0.117 R)
• M15: 3,418,461 km (0.045 R)
• M16: 3,517,196 km (0.117 R)
• M17: 3,839,579 km (0.079 R)
• M18: 4,171,686 km (0.078 R)
• M19: 4,687,200 km (0.108 R)
• M20: 5,042,346 km (0.101 R)
• M21: 5,177,732 km (0.093 R)
• M22: 6,304,353 km (0.087 R)
• M23: 6,401,592 km (0.109 R)
• M24: 6,573,031 km (0.096 R)
• M25: 6,647,082 km (0.075 R)
• M26: 6,870,581 km (0.107 R)
• M27: 6,995,795 km (0.11 R)
• M28: 7,071,342 km (0.069 R)
• M29: 7,197,752 km (0.082 R)
• M30: 7,530,158 km (0.088 R)
• M31: 7,972,519 km (0.074 R)
• M32: 8,051,357 km (0.068 R)
• M33: 8,289,816 km (0.096 R)
• M34: 8,557,447 km (0.065 R)
• M35: 8,855,147 km (0.047 R)
• M36: 9,046,482 km (0.086 R)
• M37: 9,349,717 km (0.075 R)
• M38: 9,600,443 km (0.027 R)
• M39: 9,825,139 km (0.116 R)
• M40: 10,741,277 km (0.087 R)
• M41: 10,945,328 km (0.12 R)
• M42: 11,121,255 km (0.083 R)
• M43: 11,327,700 km (0.025 R)
• M44: 11,565,262 km (0.07 R)
• M45: 11,654,721 km (0.086 R)
• M46: 12,075,540 km (0.103 R)
• M47: 12,318,188 km (0.078 R)
• M48: 12,470,628 km (0.037 R)
• M49: 13,367,467 km (0.102 R)
• M50: 13,744,604 km (0.082 R)
• M51: 13,998,022 km (0.051 R)
• M52: 14,125,330 km (0.091 R)
• M53: 15,288,304 km (0.057 R)
• M54: 16,214,016 km (0.049 R)
• M55: 16,314,246 km (0.117 R)
• M56: 17,123,720 km (0.027 R)
• M57: 17,294,112 km (0.113 R)
• M58: 17,842,837 km (0.031 R)
• M59: 18,015,473 km (0.116 R)
• M60: 18,154,001 km (0.088 R)
• M61: 18,327,684 km (0.074 R)
• M62: 20,599,028 km (0.074 R)
• M63: 20,889,248 km (0.064 R)
• M64: 21,290,320 km (0.098 R)
• M65: 21,730,886 km (0.057 R)
• M66: 22,100,393 km (0.034 R)
• M67: 23,070,535 km (0.116 R)
• M68: 23,523,068 km (0.074 R)
• M69: 23,712,459 km (0.059 R)
• M70: 23,902,299 km (0.102 R)
• M71: 25,013,811 km (0.038 R)
• M72: 25,556,403 km (0.094 R)
• M73: 25,907,210 km (0.098 R)
• M74: 26,142,078 km (0.086 R)
• M75: 26,259,662 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.5

Radius: 11.2

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 9.95 AU - 13.33 AU

Year: 14433 Days

Day: 7.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 40,989,313 km

• M1: 143,315 km (0.11 R)
• M2: 240,254 km (0.041 R)
• M3: 354,098 km (0.093 R)
• M4: 694,733 km (0.081 R)
• M5: 1,242,710 km (0.067 R)
• M6: 1,903,334 km (0.1 R)
• M7: 2,424,981 km (0.05 R)
• M8: 2,591,783 km (0.09 R)
• M9: 3,043,419 km (0.076 R)
• M10: 3,352,189 km (0.078 R)
• M11: 3,426,390 km (0.098 R)
• M12: 3,747,576 km (0.039 R)
• M13: 3,882,813 km (0.029 R)
• M14: 4,460,261 km (0.05 R)
• M15: 4,958,421 km (0.03 R)
• M16: 5,343,935 km (0.083 R)
• M17: 5,452,693 km (0.107 R)
• M18: 5,672,602 km (0.068 R)
• M19: 6,075,768 km (0.104 R)
• M20: 6,280,717 km (0.091 R)
• M21: 6,488,209 km (0.091 R)
• M22: 6,627,784 km (0.073 R)
• M23: 6,862,503 km (0.116 R)
• M24: 7,124,000 km (0.095 R)
• M25: 7,730,470 km (0.06 R)
• M26: 8,353,545 km (0.091 R)
• M27: 8,812,063 km (0.063 R)
• M28: 9,252,778 km (0.083 R)
• M29: 9,357,646 km (0.039 R)
• M30: 9,489,143 km (0.097 R)
• M31: 10,290,987 km (0.091 R)
• M32: 11,874,032 km (0.078 R)
• M33: 12,274,356 km (0.032 R)
• M34: 12,447,291 km (0.094 R)
• M35: 12,649,996 km (0.102 R)
• M36: 13,235,522 km (0.062 R)
• M37: 13,591,116 km (0.108 R)
• M38: 15,727,224 km (0.115 R)
• M39: 16,009,366 km (0.092 R)
• M40: 16,770,071 km (0.074 R)
• M41: 16,929,991 km (0.117 R)
• M42: 18,031,181 km (0.109 R)
• M43: 18,689,711 km (0.114 R)
• M44: 18,988,607 km (0.097 R)
• M45: 19,557,678 km (0.064 R)
• M46: 19,861,212 km (0.11 R)
• M47: 20,507,026 km (0.082 R)
• M48: 21,159,721 km (0.1 R)
• M49: 21,436,627 km (0.076 R)
• M50: 22,874,412 km (0.097 R)
• M51: 23,051,985 km (0.091 R)
• M52: 23,623,000 km (0.075 R)
• M53: 23,838,271 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.3

Radius: 12.7

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 11.45 AU - 12.25 AU

Year: 14825 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 40,989,313 km

• M1: 235,018 km (0.1 R)
• M2: 346,917 km (0.115 R)
• M3: 576,700 km (0.096 R)
• M4: 712,385 km (0.077 R)
• M5: 838,496 km (0.11 R)
• M6: 1,557,314 km (0.098 R)
• M7: 2,052,333 km (0.093 R)
• M8: 2,661,496 km (0.102 R)
• M9: 2,796,882 km (0.078 R)
• M10: 3,769,866 km (0.044 R)
• M11: 4,352,849 km (0.071 R)
• M12: 4,472,827 km (0.047 R)
• M13: 5,998,276 km (0.091 R)
• M14: 6,723,975 km (0.074 R)
• M15: 7,239,191 km (0.106 R)
• M16: 8,357,285 km (0.093 R)
• M17: 9,321,443 km (0.078 R)
• M18: 9,424,965 km (0.041 R)
• M19: 11,133,223 km (0.112 R)
• M20: 12,192,226 km (0.089 R)
• M21: 13,225,050 km (0.115 R)
• M22: 14,047,689 km (0.095 R)
• M23: 14,525,355 km (0.118 R)
• M24: 16,551,209 km (0.072 R)
• M25: 17,118,933 km (0.101 R)
• M26: 17,885,921 km (0.112 R)
• M27: 19,057,572 km (0.064 R)
• M28: 19,189,218 km (0.098 R)
• M29: 19,321,163 km (0.083 R)
• M30: 20,320,926 km (0.113 R)
• M31: 21,611,357 km (0.099 R)
• M32: 22,231,740 km (0.117 R)
• M33: 22,998,129 km (0.095 R)
• M34: 23,490,306 km (0.12 R)
• M35: 23,631,527 km (0.082 R)
• M36: 24,128,192 km (0.075 R)
• M37: 25,493,572 km (0.11 R)
• M38: 25,784,240 km (0.079 R)
• M39: 26,589,226 km (0.114 R)
• M40: 26,810,182 km (0.095 R)
• M41: 27,179,839 km (0.106 R)
• M42: 27,328,240 km (0.081 R)
• M43: 27,551,290 km (0.067 R)
• M44: 27,774,939 km (0.087 R)
• M45: 28,599,971 km (0.074 R)
• M46: 29,433,082 km (0.107 R)
• M47: 30,736,379 km (0.113 R)
• M48: 31,045,747 km (0.115 R)
• M49: 31,511,894 km (0.111 R)
• M50: 31,823,805 km (0.08 R)
• M51: 32,844,811 km (0.107 R)
• M52: 33,478,507 km (0.105 R)
• M53: 33,796,852 km (0.098 R)
• M54: 34,276,163 km (0.117 R)
• M55: 34,597,051 km (0.12 R)
• M56: 36,379,659 km (0.049 R)
• M57: 37,860,229 km (0.097 R)
• M58: 38,607,770 km (0.12 R)
• M59: 39,025,297 km (0.074 R)
• M60: 40,795,040 km (0.11 R)
• M61: 44,587,197 km (0.119 R)
• M62: 45,112,883 km (0.117 R)
• M63: 46,347,814 km (0.103 R)
• M64: 47,504,355 km (0.087 R)
• M65: 48,490,355 km (0.047 R)
• M66: 49,755,055 km (0.033 R)
• M67: 50,482,699 km (0.049 R)
• M68: 52,317,068 km (0.113 R)
• M69: 52,593,974 km (0.048 R)
• M70: 53,986,580 km (0.056 R)
• M71: 54,173,129 km (0.117 R)
• M72: 54,359,827 km (0.036 R)
• M73: 54,453,326 km (0.054 R)
• M74: 55,015,365 km (0.08 R)
• M75: 55,203,110 km (0.114 R)
• M76: 58,140,614 km (0.091 R)
• M77: 58,236,207 km (0.12 R)
• M78: 58,906,854 km (0.116 R)
• M79: 59,676,535 km (0.075 R)
• M80: 59,772,876 km (0.063 R)
• M81: 59,966,007 km (0.084 R)
• M82: 60,352,718 km (0.071 R)
• M83: 60,449,508 km (0.074 R)
• M84: 61,420,398 km (0.109 R)
• M85: 61,615,174 km (0.112 R)
• M86: 62,396,374 km (0.11 R)
• M87: 65,255,788 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.8

Radius: 5.7

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 13.49 AU - 19.57 AU

Year: 24425 Days

Day: 24.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 40,989,313 km

• M1: 146,008 km (0.107 R)
• M2: 262,544 km (0.11 R)
• M3: 362,176 km (0.117 R)
• M4: 570,117 km (0.095 R)
• M5: 945,159 km (0.066 R)
• M6: 1,067,082 km (0.113 R)
• M7: 1,139,038 km (0.059 R)
• M8: 1,463,067 km (0.075 R)
• M9: 2,306,799 km (0.111 R)
• M10: 3,567,311 km (0.116 R)
• M11: 3,952,525 km (0.116 R)
• M12: 7,443,242 km (0.073 R)
• M13: 8,946,102 km (0.091 R)
• M14: 9,429,752 km (0.061 R)
• M15: 9,467,451 km (0.057 R)
• M16: 10,306,246 km (0.105 R)
• M17: 10,344,992 km (0.099 R)
• M18: 10,695,500 km (0.049 R)
• M19: 11,770,061 km (0.085 R)
• M20: 11,810,453 km (0.114 R)
• M21: 13,977,228 km (0.079 R)
• M22: 15,725,279 km (0.096 R)
• M23: 16,443,499 km (0.101 R)
• M24: 16,897,827 km (0.112 R)
• M25: 16,943,604 km (0.112 R)
• M26: 17,587,174 km (0.046 R)
• M27: 18,756,282 km (0.081 R)
• M28: 18,945,673 km (0.079 R)
• M29: 19,088,090 km (0.081 R)
• M30: 19,517,585 km (0.104 R)
• M31: 23,066,196 km (0.079 R)
• M32: 28,802,527 km (0.088 R)
• M33: 28,966,337 km (0.119 R)
• M34: 29,955,627 km (0.098 R)
• M35: 30,510,187 km (0.112 R)
• M36: 30,844,388 km (0.099 R)
• M37: 31,123,837 km (0.12 R)
• M38: 33,447,391 km (0.085 R)
• M39: 36,946,635 km (0.103 R)
• M40: 37,541,137 km (0.089 R)
• M41: 37,720,056 km (0.084 R)
• M42: 37,839,585 km (0.104 R)
• M43: 39,222,318 km (0.043 R)
• M44: 39,403,930 km (0.074 R)
• M45: 40,011,147 km (0.06 R)
• M46: 40,254,992 km (0.114 R)
• M47: 40,866,548 km (0.079 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 17,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit