🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.9

Radius: 13.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.72 AU - 2.08 AU

Year: 1691 Days

Day: 12.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 75,060,206 km

• M1: 175,030 km (0.09 R)
• M2: 904,618 km (0.104 R)
• M3: 1,499,419 km (0.104 R)
• M4: 3,163,397 km (0.07 R)
• M5: 5,653,154 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.9

Radius: 12

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.38 AU - 2.6 AU

Year: 2537 Days

Day: 6.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,060,206 km

• M1: 149,299 km (0.101 R)
• M2: 1,199,177 km (0.032 R)
• M3: 1,575,266 km (0.112 R)
• M4: 1,989,053 km (0.081 R)
• M5: 2,438,445 km (0.116 R)
• M6: 2,998,540 km (0.066 R)
• M7: 4,742,253 km (0.12 R)
• M8: 5,466,306 km (0.112 R)
• M9: 6,406,678 km (0.116 R)
• M10: 7,371,585 km (0.087 R)
• M11: 9,717,279 km (0.098 R)
• M12: 10,747,560 km (0.09 R)
• M13: 11,130,082 km (0.112 R)
• M14: 11,521,878 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.7

Radius: 8.4

Gravity: 13.76 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.66 AU - 3.76 AU

Year: 3713 Days

Day: 5.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,060,206 km

• M1: 104,419 km (0.07 R)
• M2: 454,927 km (0.042 R)
• M3: 962,363 km (0.069 R)
• M4: 1,282,353 km (0.101 R)
• M5: 1,723,068 km (0.09 R)
• M6: 1,986,510 km (0.107 R)
• M7: 2,277,029 km (0.111 R)
• M8: 3,074,236 km (0.117 R)
• M9: 4,639,778 km (0.116 R)
• M10: 5,652,107 km (0.116 R)
• M11: 9,168,106 km (0.12 R)
• M12: 9,814,368 km (0.051 R)
• M13: 10,404,382 km (0.083 R)
• M14: 10,928,723 km (0.1 R)
• M15: 11,197,401 km (0.06 R)
• M16: 12,268,821 km (0.095 R)
• M17: 12,854,047 km (0.112 R)
• M18: 13,714,983 km (0.096 R)
• M19: 14,027,942 km (0.114 R)
• M20: 17,182,363 km (0.098 R)
• M21: 17,729,891 km (0.052 R)
• M22: 19,508,161 km (0.119 R)
• M23: 20,104,159 km (0.1 R)
• M24: 22,107,274 km (0.078 R)
• M25: 23,047,048 km (0.104 R)
• M26: 24,088,698 km (0.117 R)
• M27: 27,319,264 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683

Radius: 9.7

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.13 AU - 3.53 AU

Year: 3924 Days

Day: 5.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,060,206 km

• M1: 121,174 km (0.094 R)
• M2: 606,769 km (0.097 R)
• M3: 949,797 km (0.087 R)
• M4: 1,446,163 km (0.086 R)
• M5: 1,894,059 km (0.119 R)
• M6: 2,267,006 km (0.114 R)
• M7: 3,449,577 km (0.103 R)
• M8: 5,366,824 km (0.072 R)
• M9: 6,237,932 km (0.105 R)
• M10: 9,457,577 km (0.072 R)
• M11: 11,333,684 km (0.116 R)
• M12: 12,335,990 km (0.118 R)
• M13: 13,101,183 km (0.105 R)
• M14: 15,918,709 km (0.065 R)
• M15: 20,271,858 km (0.09 R)
• M16: 21,540,597 km (0.075 R)
• M17: 24,015,395 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.6

Radius: 10.5

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.53 AU - 5.37 AU

Year: 7111 Days

Day: 12.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,060,206 km

• M1: 130,599 km (0.085 R)
• M2: 563,834 km (0.086 R)
• M3: 1,548,039 km (0.073 R)
• M4: 1,902,137 km (0.112 R)
• M5: 3,158,310 km (0.077 R)
• M6: 3,951,329 km (0.115 R)
• M7: 4,649,951 km (0.096 R)
• M8: 5,189,550 km (0.076 R)
• M9: 5,994,985 km (0.106 R)
• M10: 8,413,833 km (0.081 R)
• M11: 8,830,014 km (0.095 R)
• M12: 9,303,641 km (0.1 R)
• M13: 12,350,651 km (0.096 R)
• M14: 13,839,748 km (0.047 R)
• M15: 14,538,669 km (0.119 R)
• M16: 17,171,292 km (0.062 R)
• M17: 17,774,321 km (0.059 R)
• M18: 18,600,102 km (0.079 R)
• M19: 26,594,313 km (0.064 R)
• M20: 27,130,621 km (0.099 R)
• M21: 36,285,861 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.9

Radius: 8.6

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.99 AU - 6.79 AU

Year: 9230 Days

Day: 14.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,060,206 km

• M1: 112,198 km (0.084 R)
• M2: 386,710 km (0.049 R)
• M3: 666,309 km (0.064 R)
• M4: 1,045,540 km (0.093 R)
• M5: 1,580,651 km (0.118 R)
• M6: 1,886,878 km (0.113 R)
• M7: 4,033,757 km (0.115 R)
• M8: 4,703,207 km (0.048 R)
• M9: 5,080,792 km (0.027 R)
• M10: 5,932,752 km (0.038 R)
• M11: 7,077,026 km (0.096 R)
• M12: 8,776,309 km (0.038 R)
• M13: 9,060,096 km (0.073 R)
• M14: 11,111,083 km (0.066 R)
• M15: 14,086,883 km (0.108 R)
• M16: 15,345,151 km (0.066 R)
• M17: 17,259,555 km (0.101 R)
• M18: 18,933,107 km (0.095 R)
• M19: 19,728,518 km (0.087 R)
• M20: 22,688,163 km (0.038 R)
• M21: 23,767,661 km (0.03 R)
• M22: 24,506,076 km (0.113 R)
• M23: 25,834,804 km (0.068 R)
• M24: 26,223,160 km (0.102 R)
• M25: 27,917,207 km (0.096 R)
• M26: 30,755,826 km (0.084 R)
• M27: 36,388,635 km (0.053 R)
• M28: 39,639,696 km (0.119 R)
• M29: 41,203,442 km (0.071 R)
• M30: 41,600,774 km (0.076 R)
• M31: 47,144,871 km (0.036 R)
• M32: 49,196,008 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.9

Radius: 6

Gravity: 17.69 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.54 AU - 8.24 AU

Year: 12971 Days

Day: 18.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,060,206 km

• M1: 76,445 km (0.11 R)
• M2: 674,387 km (0.089 R)
• M3: 1,097,001 km (0.099 R)
• M4: 1,501,215 km (0.075 R)
• M5: 1,861,596 km (0.065 R)
• M6: 2,754,695 km (0.072 R)
• M7: 2,958,447 km (0.05 R)
• M8: 3,684,596 km (0.094 R)
• M9: 3,876,530 km (0.119 R)
• M10: 4,462,056 km (0.113 R)
• M11: 4,905,613 km (0.04 R)
• M12: 6,692,560 km (0.065 R)
• M13: 7,273,748 km (0.034 R)
• M14: 8,207,837 km (0.096 R)
• M15: 8,971,384 km (0.101 R)
• M16: 9,169,452 km (0.081 R)
• M17: 9,472,088 km (0.099 R)
• M18: 11,487,321 km (0.04 R)
• M19: 14,710,108 km (0.084 R)
• M20: 15,335,278 km (0.096 R)
• M21: 17,779,557 km (0.051 R)
• M22: 19,629,036 km (0.111 R)
• M23: 22,501,315 km (0.114 R)
• M24: 24,952,626 km (0.044 R)
• M25: 27,472,303 km (0.098 R)
• M26: 29,388,053 km (0.077 R)
• M27: 31,277,474 km (0.095 R)
• M28: 33,602,225 km (0.12 R)
• M29: 34,080,639 km (0.092 R)
• M30: 37,685,648 km (0.102 R)
• M31: 41,811,857 km (0.067 R)
• M32: 44,054,778 km (0.114 R)
• M33: 44,340,659 km (0.08 R)
• M34: 45,205,784 km (0.105 R)
• M35: 47,268,140 km (0.117 R)
• M36: 48,474,348 km (0.089 R)
• M37: 52,696,598 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.6

Radius: 5.6

Gravity: 18.9 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.83 AU - 8.47 AU

Year: 13662 Days

Day: 15.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,060,206 km

• M1: 69,713 km (0.029 R)
• M2: 355,445 km (0.098 R)
• M3: 684,111 km (0.118 R)
• M4: 1,356,105 km (0.118 R)
• M5: 1,586,037 km (0.119 R)
• M6: 1,775,428 km (0.113 R)
• M7: 2,124,888 km (0.086 R)
• M8: 2,336,120 km (0.108 R)
• M9: 2,519,228 km (0.11 R)
• M10: 2,800,771 km (0.109 R)
• M11: 3,610,545 km (0.092 R)
• M12: 3,828,359 km (0.112 R)
• M13: 5,607,975 km (0.096 R)
• M14: 7,696,511 km (0.119 R)
• M15: 8,718,414 km (0.086 R)
• M16: 11,545,964 km (0.087 R)
• M17: 12,201,053 km (0.072 R)
• M18: 13,979,921 km (0.08 R)
• M19: 14,450,257 km (0.057 R)
• M20: 16,070,252 km (0.092 R)
• M21: 21,295,855 km (0.095 R)
• M22: 22,008,240 km (0.11 R)
• M23: 25,115,538 km (0.078 R)
• M24: 27,134,511 km (0.08 R)
• M25: 28,289,705 km (0.056 R)
• M26: 30,473,535 km (0.116 R)
• M27: 35,917,850 km (0.076 R)
• M28: 37,437,615 km (0.066 R)
• M29: 38,213,430 km (0.038 R)
• M30: 41,423,950 km (0.069 R)
• M31: 42,672,793 km (0.118 R)
• M32: 45,099,868 km (0.118 R)
• M33: 47,016,816 km (0.103 R)
• M34: 54,565,375 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.6

Radius: 5

Gravity: 24.06 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.14 AU - 12.18 AU

Year: 20910 Days

Day: 15.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,060,206 km

• M1: 65,973 km (0.112 R)
• M2: 255,064 km (0.12 R)
• M3: 430,692 km (0.052 R)
• M4: 618,288 km (0.058 R)
• M5: 860,786 km (0.063 R)
• M6: 1,571,376 km (0.102 R)
• M7: 3,277,689 km (0.073 R)
• M8: 4,017,152 km (0.104 R)
• M9: 4,342,078 km (0.065 R)
• M10: 5,193,440 km (0.096 R)
• M11: 16,835,445 km (0.041 R)
• M12: 18,637,202 km (0.09 R)
• M13: 25,130,647 km (0.028 R)
• M14: 25,676,380 km (0.062 R)
• M15: 29,237,707 km (0.078 R)
• M16: 31,198,486 km (0.108 R)
• M17: 39,477,980 km (0.111 R)
• M18: 44,672,767 km (0.12 R)
• M19: 45,473,115 km (0.098 R)
• M20: 46,773,569 km (0.074 R)
• M21: 48,098,707 km (0.088 R)
• M22: 59,227,293 km (0.076 R)
• M23: 62,752,866 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 14,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit