🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.3

Radius: 14.1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.49 AU - 0.53 AU

Year: 243 Days

Day: 11.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 60,994,019 km

• M1: 176,825 km (0.095 R)
• M2: 645,066 km (0.109 R)
• M3: 1,102,536 km (0.085 R)
• M4: 1,575,266 km (0.082 R)
• M5: 2,166,925 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.8

Radius: 14.1

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.54 AU - 0.7 AU

Year: 326 Days

Day: 10.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,994,019 km

• M1: 175,329 km (0.063 R)
• M2: 627,413 km (0.09 R)
• M3: 1,080,097 km (0.112 R)
• M4: 1,547,889 km (0.07 R)
• M5: 2,137,754 km (0.084 R)
• M6: 2,660,000 km (0.091 R)
• M7: 3,147,390 km (0.098 R)
• M8: 3,634,929 km (0.12 R)
• M9: 4,427,499 km (0.074 R)
• M10: 5,194,188 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479

Radius: 8.3

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.54 AU - 0.82 AU

Year: 374 Days

Day: 13.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 130.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,994,019 km

• M1: 103,223 km (0.109 R)
• M2: 370,853 km (0.118 R)
• M3: 647,460 km (0.116 R)
• M4: 1,103,583 km (0.047 R)
• M5: 1,429,108 km (0.114 R)
• M6: 1,741,020 km (0.061 R)
• M7: 2,020,020 km (0.06 R)
• M8: 2,504,119 km (0.114 R)
• M9: 2,842,210 km (0.093 R)
• M10: 3,105,053 km (0.103 R)
• M11: 3,645,401 km (0.091 R)
• M12: 4,364,219 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.3

Radius: 9.5

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.92 AU - 1.16 AU

Year: 707 Days

Day: 8.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 107.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,994,019 km

• M1: 118,332 km (0.06 R)
• M2: 429,795 km (0.047 R)
• M3: 1,132,007 km (0.064 R)
• M4: 1,749,547 km (0.1 R)
• M5: 2,057,420 km (0.109 R)
• M6: 2,434,107 km (0.09 R)
• M7: 2,844,604 km (0.034 R)
• M8: 3,182,545 km (0.066 R)
• M9: 4,248,879 km (0.113 R)
• M10: 5,691,451 km (0.109 R)
• M11: 6,609,533 km (0.081 R)
• M12: 8,056,593 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.4

Radius: 9.5

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1 AU - 1.46 AU

Year: 910 Days

Day: 12.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,994,019 km

• M1: 118,182 km (0.095 R)
• M2: 472,879 km (0.103 R)
• M3: 858,542 km (0.091 R)
• M4: 1,599,351 km (0.045 R)
• M5: 1,920,238 km (0.116 R)
• M6: 2,284,359 km (0.111 R)
• M7: 2,816,928 km (0.11 R)
• M8: 3,113,281 km (0.085 R)
• M9: 3,545,918 km (0.074 R)
• M10: 3,986,484 km (0.056 R)
• M11: 4,566,625 km (0.07 R)
• M12: 4,868,214 km (0.092 R)
• M13: 5,336,006 km (0.088 R)
• M14: 5,999,323 km (0.101 R)
• M15: 6,471,305 km (0.116 R)
• M16: 6,830,040 km (0.085 R)
• M17: 7,710,573 km (0.109 R)
• M18: 8,011,864 km (0.101 R)
• M19: 8,990,982 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.6

Radius: 12.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.82 AU - 1.88 AU

Year: 1678 Days

Day: 7.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 175.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,994,019 km

• M1: 159,322 km (0.101 R)
• M2: 616,194 km (0.097 R)
• M3: 1,866,682 km (0.06 R)
• M4: 2,376,063 km (0.051 R)
• M5: 2,877,814 km (0.082 R)
• M6: 3,498,346 km (0.062 R)
• M7: 4,061,283 km (0.092 R)
• M8: 4,644,864 km (0.092 R)
• M9: 5,591,071 km (0.111 R)
• M10: 6,194,100 km (0.088 R)
• M11: 6,917,555 km (0.098 R)
• M12: 7,476,154 km (0.069 R)
• M13: 8,384,961 km (0.105 R)
• M14: 8,835,849 km (0.103 R)
• M15: 9,430,051 km (0.097 R)
• M16: 11,446,930 km (0.101 R)
• M17: 11,927,438 km (0.084 R)
• M18: 12,421,410 km (0.085 R)

Asteroid Belt

Center: 2.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.8

Radius: 9.2

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.71 AU - 3.41 AU

Year: 3570 Days

Day: 14.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,994,019 km

• M1: 114,442 km (0.085 R)
• M2: 456,573 km (0.049 R)
• M3: 768,035 km (0.104 R)
• M4: 1,912,908 km (0.067 R)
• M5: 3,039,978 km (0.118 R)
• M6: 3,519,440 km (0.057 R)
• M7: 8,370,898 km (0.058 R)
• M8: 11,672,075 km (0.098 R)
• M9: 13,130,355 km (0.028 R)
• M10: 14,250,992 km (0.077 R)
• M11: 18,230,296 km (0.06 R)
• M12: 19,376,066 km (0.083 R)
• M13: 20,761,791 km (0.076 R)
• M14: 21,413,140 km (0.075 R)
• M15: 21,810,322 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.2

Radius: 8

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.96 AU - 8.62 AU

Year: 13126 Days

Day: 22.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,994,019 km

• M1: 106,214 km (0.083 R)
• M2: 474,375 km (0.053 R)
• M3: 1,591,273 km (0.038 R)
• M4: 3,098,322 km (0.032 R)
• M5: 3,812,203 km (0.11 R)
• M6: 4,345,968 km (0.098 R)
• M7: 4,728,938 km (0.108 R)
• M8: 5,525,846 km (0.097 R)
• M9: 5,899,093 km (0.095 R)
• M10: 6,369,129 km (0.09 R)
• M11: 7,077,475 km (0.091 R)
• M12: 7,608,398 km (0.118 R)
• M13: 8,070,805 km (0.08 R)
• M14: 12,095,437 km (0.096 R)
• M15: 13,644,223 km (0.115 R)
• M16: 15,760,734 km (0.085 R)
• M17: 19,162,590 km (0.099 R)
• M18: 20,899,870 km (0.082 R)
• M19: 21,991,186 km (0.112 R)
• M20: 27,375,812 km (0.111 R)
• M21: 29,461,805 km (0.066 R)
• M22: 30,142,026 km (0.065 R)
• M23: 31,416,151 km (0.072 R)
• M24: 32,725,881 km (0.102 R)
• M25: 38,598,345 km (0.102 R)
• M26: 40,795,190 km (0.117 R)
• M27: 45,737,604 km (0.098 R)
• M28: 55,407,162 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.1

Radius: 5.8

Gravity: 23.43 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 6.26 AU - 9.4 AU

Year: 14611 Days

Day: 16.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 60,994,019 km

• M1: 72,106 km (0.094 R)
• M2: 661,821 km (0.103 R)
• M3: 921,224 km (0.117 R)
• M4: 1,445,115 km (0.071 R)
• M5: 1,680,433 km (0.115 R)
• M6: 2,015,233 km (0.043 R)
• M7: 2,228,859 km (0.036 R)
• M8: 2,633,671 km (0.085 R)
• M9: 2,818,125 km (0.109 R)
• M10: 3,086,054 km (0.112 R)
• M11: 7,487,523 km (0.091 R)
• M12: 8,098,630 km (0.085 R)
• M13: 11,477,597 km (0.033 R)
• M14: 11,909,935 km (0.108 R)
• M15: 16,224,936 km (0.091 R)
• M16: 17,325,977 km (0.117 R)
• M17: 17,812,618 km (0.028 R)
• M18: 18,059,455 km (0.091 R)
• M19: 19,414,363 km (0.113 R)
• M20: 20,384,206 km (0.047 R)
• M21: 22,324,789 km (0.088 R)
• M22: 26,462,068 km (0.114 R)
• M23: 27,107,433 km (0.086 R)
• M24: 29,563,830 km (0.114 R)
• M25: 34,530,181 km (0.111 R)
• M26: 35,559,863 km (0.043 R)
• M27: 43,645,927 km (0.065 R)
• M28: 46,851,660 km (0.114 R)
• M29: 48,272,391 km (0.064 R)
• M30: 49,073,936 km (0.119 R)
• M31: 51,698,481 km (0.088 R)
• M32: 52,032,982 km (0.032 R)
• M33: 56,868,883 km (0.059 R)
• M34: 60,500,969 km (0.072 R)
• M35: 60,872,421 km (0.11 R)
• M36: 61,807,707 km (0.03 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.3

Radius: 5.1

Gravity: 22.54 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.07 AU - 8.23 AU

Year: 15516 Days

Day: 19.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 60,994,019 km

• M1: 63,579 km (0.102 R)
• M2: 253,120 km (0.059 R)
• M3: 418,724 km (0.118 R)
• M4: 785,538 km (0.115 R)
• M5: 1,085,632 km (0.055 R)
• M6: 1,262,756 km (0.062 R)
• M7: 2,022,862 km (0.096 R)
• M8: 4,021,789 km (0.09 R)
• M9: 7,188,028 km (0.052 R)
• M10: 7,498,444 km (0.066 R)
• M11: 8,779,899 km (0.074 R)
• M12: 9,393,699 km (0.091 R)
• M13: 12,324,471 km (0.074 R)
• M14: 13,690,449 km (0.062 R)
• M15: 14,796,725 km (0.112 R)
• M16: 19,137,607 km (0.094 R)
• M17: 19,476,596 km (0.108 R)
• M18: 19,733,605 km (0.075 R)
• M19: 24,256,846 km (0.096 R)
• M20: 25,359,382 km (0.095 R)
• M21: 25,871,456 km (0.109 R)
• M22: 27,664,087 km (0.103 R)
• M23: 28,206,679 km (0.096 R)
• M24: 32,205,130 km (0.107 R)
• M25: 34,526,291 km (0.114 R)
• M26: 37,747,133 km (0.077 R)
• M27: 38,013,118 km (0.1 R)
• M28: 39,089,774 km (0.089 R)
• M29: 40,463,681 km (0.057 R)
• M30: 44,629,982 km (0.12 R)
• M31: 46,587,171 km (0.08 R)
• M32: 47,354,757 km (0.103 R)
• M33: 49,231,612 km (0.047 R)
• M34: 50,188,440 km (0.099 R)
• M35: 52,468,910 km (0.052 R)
• M36: 56,885,787 km (0.107 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 17,624 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit