🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.5

Radius: 10

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.38 AU - 2.06 AU

Year: 1504 Days

Day: 14.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,401,356 km

• M1: 137,480 km (0.11 R)
• M2: 1,134,401 km (0.037 R)
• M3: 2,020,469 km (0.113 R)
• M4: 2,561,415 km (0.101 R)
• M5: 3,036,986 km (0.05 R)
• M6: 3,386,148 km (0.113 R)
• M7: 5,254,924 km (0.044 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.1

Radius: 13

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.76 AU - 2.84 AU

Year: 2326 Days

Day: 9.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,401,356 km

• M1: 161,865 km (0.033 R)
• M2: 810,820 km (0.072 R)
• M3: 1,381,237 km (0.063 R)
• M4: 1,857,258 km (0.056 R)
• M5: 3,477,552 km (0.092 R)
• M6: 3,899,717 km (0.069 R)
• M7: 4,435,577 km (0.07 R)
• M8: 5,994,387 km (0.116 R)
• M9: 6,925,933 km (0.065 R)
• M10: 7,483,933 km (0.109 R)
• M11: 7,951,725 km (0.054 R)
• M12: 11,756,597 km (0.086 R)
• M13: 14,074,916 km (0.11 R)
• M14: 15,341,710 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21

Radius: 13.8

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.8 AU - 4.62 AU

Year: 4765 Days

Day: 14.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,401,356 km

• M1: 171,738 km (0.062 R)
• M2: 921,074 km (0.091 R)
• M3: 2,082,552 km (0.065 R)
• M4: 3,252,108 km (0.079 R)
• M5: 4,856,545 km (0.079 R)
• M6: 5,437,733 km (0.086 R)
• M7: 6,502,870 km (0.097 R)
• M8: 8,965,101 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 10.1

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.03 AU - 4.59 AU

Year: 4959 Days

Day: 12.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,401,356 km

• M1: 125,961 km (0.115 R)
• M2: 491,429 km (0.102 R)
• M3: 1,046,886 km (0.086 R)
• M4: 1,468,752 km (0.063 R)
• M5: 2,164,980 km (0.119 R)
• M6: 2,677,353 km (0.101 R)
• M7: 3,019,334 km (0.063 R)
• M8: 4,914,440 km (0.115 R)
• M9: 5,701,773 km (0.115 R)
• M10: 6,034,180 km (0.095 R)
• M11: 8,180,760 km (0.064 R)
• M12: 8,838,841 km (0.07 R)
• M13: 10,335,567 km (0.089 R)
• M14: 10,792,738 km (0.082 R)
• M15: 12,287,520 km (0.108 R)
• M16: 15,289,351 km (0.102 R)
• M17: 18,525,004 km (0.094 R)

Asteroid Belt

Center: 4.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.1

Radius: 11

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.29 AU - 4.41 AU

Year: 6050 Days

Day: 6.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,401,356 km

• M1: 139,276 km (0.114 R)
• M2: 532,419 km (0.102 R)
• M3: 1,746,854 km (0.062 R)
• M4: 2,132,368 km (0.1 R)
• M5: 2,505,764 km (0.051 R)
• M6: 2,942,141 km (0.075 R)
• M7: 4,643,967 km (0.111 R)
• M8: 5,051,023 km (0.12 R)
• M9: 5,541,105 km (0.102 R)
• M10: 6,222,374 km (0.08 R)
• M11: 8,170,587 km (0.096 R)
• M12: 8,765,986 km (0.031 R)
• M13: 9,647,866 km (0.103 R)
• M14: 10,450,010 km (0.046 R)
• M15: 10,820,414 km (0.034 R)
• M16: 11,637,069 km (0.1 R)
• M17: 12,442,653 km (0.091 R)
• M18: 12,806,475 km (0.103 R)
• M19: 17,747,843 km (0.06 R)
• M20: 20,137,070 km (0.094 R)
• M21: 21,223,749 km (0.081 R)
• M22: 24,151,379 km (0.117 R)
• M23: 24,882,464 km (0.11 R)
• M24: 28,941,503 km (0.094 R)
• M25: 31,558,568 km (0.043 R)
• M26: 32,139,307 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.5

Radius: 5.4

Gravity: 21.52 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.55 AU - 7.09 AU

Year: 9363 Days

Day: 15.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,401,356 km

• M1: 67,469 km (0.08 R)
• M2: 382,073 km (0.1 R)
• M3: 622,626 km (0.119 R)
• M4: 972,237 km (0.102 R)
• M5: 1,152,203 km (0.116 R)
• M6: 1,457,682 km (0.12 R)
• M7: 2,212,702 km (0.091 R)
• M8: 4,120,973 km (0.099 R)
• M9: 4,745,095 km (0.087 R)
• M10: 5,796,469 km (0.103 R)
• M11: 7,672,276 km (0.079 R)
• M12: 11,085,352 km (0.097 R)
• M13: 12,171,881 km (0.108 R)
• M14: 12,683,207 km (0.068 R)
• M15: 14,116,953 km (0.102 R)
• M16: 15,721,839 km (0.083 R)
• M17: 16,328,159 km (0.074 R)
• M18: 24,865,859 km (0.08 R)
• M19: 25,137,977 km (0.102 R)
• M20: 25,596,046 km (0.113 R)
• M21: 26,152,999 km (0.044 R)
• M22: 26,623,335 km (0.111 R)
• M23: 28,759,742 km (0.112 R)
• M24: 29,564,130 km (0.112 R)
• M25: 30,177,331 km (0.115 R)
• M26: 30,694,641 km (0.108 R)
• M27: 31,428,867 km (0.102 R)
• M28: 35,734,892 km (0.079 R)
• M29: 36,430,522 km (0.118 R)
• M30: 36,664,344 km (0.112 R)
• M31: 39,796,175 km (0.095 R)
• M32: 42,452,285 km (0.099 R)
• M33: 42,711,239 km (0.081 R)
• M34: 43,889,771 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.3

Radius: 6.4

Gravity: 19.76 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.24 AU - 6.96 AU

Year: 10047 Days

Day: 19.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,401,356 km

• M1: 80,633 km (0.08 R)
• M2: 738,265 km (0.107 R)
• M3: 1,395,748 km (0.071 R)
• M4: 1,886,878 km (0.091 R)
• M5: 2,350,183 km (0.116 R)
• M6: 2,650,276 km (0.095 R)
• M7: 2,975,801 km (0.106 R)
• M8: 4,030,765 km (0.06 R)
• M9: 6,576,921 km (0.115 R)
• M10: 7,133,574 km (0.113 R)
• M11: 7,764,279 km (0.097 R)
• M12: 8,026,674 km (0.104 R)
• M13: 9,778,166 km (0.094 R)
• M14: 11,206,975 km (0.103 R)
• M15: 11,429,876 km (0.115 R)
• M16: 13,383,624 km (0.108 R)
• M17: 14,210,900 km (0.113 R)
• M18: 14,870,028 km (0.106 R)
• M19: 16,970,083 km (0.076 R)
• M20: 19,580,117 km (0.097 R)
• M21: 20,644,955 km (0.087 R)
• M22: 24,256,248 km (0.063 R)
• M23: 24,723,442 km (0.081 R)
• M24: 25,579,740 km (0.059 R)
• M25: 29,308,467 km (0.074 R)
• M26: 30,052,417 km (0.078 R)
• M27: 30,591,568 km (0.097 R)
• M28: 33,383,962 km (0.097 R)
• M29: 35,138,595 km (0.108 R)
• M30: 36,341,811 km (0.081 R)
• M31: 37,448,087 km (0.077 R)
• M32: 41,563,225 km (0.099 R)
• M33: 42,772,724 km (0.069 R)
• M34: 49,472,315 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.4

Radius: 6.4

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.86 AU - 11.42 AU

Year: 18427 Days

Day: 18.7 Hours

Environment

Temp: -243 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,401,356 km

• M1: 80,633 km (0.096 R)
• M2: 328,517 km (0.075 R)
• M3: 1,070,373 km (0.12 R)
• M4: 1,669,063 km (0.058 R)
• M5: 1,978,133 km (0.111 R)
• M6: 2,204,923 km (0.093 R)
• M7: 2,534,487 km (0.048 R)
• M8: 2,920,300 km (0.114 R)
• M9: 3,396,919 km (0.119 R)
• M10: 4,101,674 km (0.12 R)
• M11: 4,377,982 km (0.074 R)
• M12: 5,389,562 km (0.109 R)
• M13: 5,873,063 km (0.109 R)
• M14: 6,883,896 km (0.049 R)
• M15: 9,296,760 km (0.071 R)
• M16: 10,212,448 km (0.116 R)
• M17: 10,492,944 km (0.092 R)
• M18: 11,424,939 km (0.095 R)
• M19: 12,221,847 km (0.12 R)
• M20: 13,055,406 km (0.074 R)
• M21: 14,201,625 km (0.087 R)
• M22: 17,397,933 km (0.081 R)
• M23: 18,783,808 km (0.11 R)
• M24: 22,996,035 km (0.059 R)
• M25: 23,672,816 km (0.108 R)
• M26: 24,065,510 km (0.112 R)
• M27: 24,562,325 km (0.052 R)
• M28: 29,234,565 km (0.109 R)
• M29: 33,595,044 km (0.089 R)
• M30: 34,215,726 km (0.053 R)
• M31: 39,048,186 km (0.103 R)
• M32: 42,558,949 km (0.087 R)
• M33: 46,427,550 km (0.064 R)
• M34: 47,663,378 km (0.102 R)
• M35: 49,558,184 km (0.103 R)
• M36: 53,497,096 km (0.094 R)
• M37: 54,855,146 km (0.097 R)
• M38: 56,584,796 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.3

Radius: 4.2

Gravity: 16 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.27 AU - 9.57 AU

Year: 19280 Days

Day: 20.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,401,356 km

• M1: 52,210 km (0.073 R)
• M2: 385,065 km (0.062 R)
• M3: 741,557 km (0.066 R)
• M4: 2,000,273 km (0.061 R)
• M5: 2,825,904 km (0.062 R)
• M6: 3,638,519 km (0.032 R)
• M7: 4,471,929 km (0.055 R)
• M8: 8,890,452 km (0.047 R)
• M9: 9,438,578 km (0.059 R)
• M10: 11,976,207 km (0.104 R)
• M11: 12,276,749 km (0.072 R)
• M12: 13,921,578 km (0.097 R)
• M13: 14,591,477 km (0.045 R)
• M14: 17,105,469 km (0.113 R)
• M15: 19,068,343 km (0.102 R)
• M16: 25,156,378 km (0.076 R)
• M17: 29,389,698 km (0.105 R)
• M18: 30,156,836 km (0.11 R)
• M19: 30,937,288 km (0.052 R)
• M20: 33,005,778 km (0.114 R)
• M21: 33,241,245 km (0.11 R)
• M22: 35,656,952 km (0.086 R)
• M23: 42,619,386 km (0.049 R)
• M24: 52,648,128 km (0.119 R)
• M25: 54,760,450 km (0.063 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.8

Radius: 6.7

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.12 AU - 9.96 AU

Year: 19650 Days

Day: 17.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,401,356 km

• M1: 86,617 km (0.079 R)
• M2: 588,967 km (0.109 R)
• M3: 871,707 km (0.115 R)
• M4: 1,269,188 km (0.12 R)
• M5: 2,307,248 km (0.105 R)
• M6: 2,565,155 km (0.076 R)
• M7: 3,022,625 km (0.1 R)
• M8: 7,146,589 km (0.12 R)
• M9: 7,439,652 km (0.046 R)
• M10: 8,367,308 km (0.112 R)
• M11: 8,930,993 km (0.109 R)
• M12: 16,461,301 km (0.038 R)
• M13: 19,126,836 km (0.062 R)
• M14: 32,898,367 km (0.065 R)
• M15: 40,955,708 km (0.099 R)
• M16: 41,759,797 km (0.102 R)
• M17: 49,626,700 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 11,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit