🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.54 AU - 0.7 AU

Year: 177 Days

Day: 27.2 Hours

Environment

Temp: 191 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.61 AU - 3.19 AU

Year: 1786 Days

Day: 18.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.9

Radius: 12.9

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.81 AU - 9.21 AU

Year: 8199 Days

Day: 6.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,721,539 km

• M1: 213,027 km (0.085 R)
• M2: 294,259 km (0.113 R)
• M3: 1,041,052 km (0.085 R)
• M4: 1,320,052 km (0.108 R)
• M5: 1,505,703 km (0.112 R)
• M6: 1,634,357 km (0.087 R)
• M7: 2,199,089 km (0.09 R)
• M8: 2,509,953 km (0.051 R)
• M9: 2,638,308 km (0.089 R)
• M10: 2,928,528 km (0.094 R)
• M11: 3,105,053 km (0.099 R)
• M12: 3,426,090 km (0.074 R)
• M13: 4,688,696 km (0.039 R)
• M14: 4,992,829 km (0.088 R)
• M15: 5,755,928 km (0.119 R)
• M16: 6,168,668 km (0.097 R)
• M17: 6,325,896 km (0.108 R)
• M18: 6,751,801 km (0.071 R)
• M19: 7,556,936 km (0.073 R)
• M20: 7,800,631 km (0.099 R)
• M21: 7,895,177 km (0.066 R)
• M22: 8,625,364 km (0.1 R)
• M23: 8,939,370 km (0.087 R)
• M24: 9,058,001 km (0.093 R)
• M25: 9,761,111 km (0.09 R)
• M26: 10,440,136 km (0.111 R)
• M27: 10,837,917 km (0.073 R)
• M28: 12,901,320 km (0.114 R)
• M29: 13,305,833 km (0.114 R)
• M30: 13,737,273 km (0.109 R)
• M31: 13,828,678 km (0.091 R)
• M32: 14,058,161 km (0.117 R)
• M33: 14,288,841 km (0.077 R)
• M34: 14,707,415 km (0.117 R)
• M35: 14,871,225 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.9

Radius: 7.3

Gravity: 17.98 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 11.02 AU - 16.18 AU

Year: 18138 Days

Day: 24.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 79,721,539 km

• M1: 97,837 km (0.077 R)
• M2: 222,751 km (0.087 R)
• M3: 350,657 km (0.031 R)
• M4: 525,388 km (0.057 R)
• M5: 1,035,068 km (0.091 R)
• M6: 1,146,069 km (0.089 R)
• M7: 1,825,543 km (0.118 R)
• M8: 2,646,835 km (0.114 R)
• M9: 2,877,964 km (0.052 R)
• M10: 3,035,640 km (0.079 R)
• M11: 3,196,308 km (0.039 R)
• M12: 3,823,273 km (0.036 R)
• M13: 5,970,451 km (0.12 R)
• M14: 6,737,888 km (0.115 R)
• M15: 6,947,774 km (0.103 R)
• M16: 7,106,647 km (0.075 R)
• M17: 7,320,273 km (0.099 R)
• M18: 7,481,988 km (0.097 R)
• M19: 8,703,155 km (0.096 R)
• M20: 9,104,526 km (0.105 R)
• M21: 9,278,359 km (0.101 R)
• M22: 11,888,992 km (0.1 R)
• M23: 11,952,271 km (0.095 R)
• M24: 12,526,727 km (0.101 R)
• M25: 12,655,531 km (0.082 R)
• M26: 12,784,933 km (0.063 R)
• M27: 12,979,710 km (0.073 R)
• M28: 14,844,597 km (0.112 R)
• M29: 15,255,093 km (0.114 R)
• M30: 16,017,294 km (0.067 R)
• M31: 16,087,157 km (0.045 R)
• M32: 16,579,334 km (0.047 R)
• M33: 17,795,116 km (0.035 R)
• M34: 20,690,881 km (0.086 R)
• M35: 21,302,737 km (0.113 R)
• M36: 21,843,084 km (0.041 R)
• M37: 21,920,576 km (0.026 R)
• M38: 22,309,680 km (0.115 R)
• M39: 22,466,010 km (0.116 R)
• M40: 22,858,255 km (0.045 R)
• M41: 23,570,192 km (0.104 R)
• M42: 24,611,243 km (0.065 R)
• M43: 24,691,877 km (0.086 R)
• M44: 24,772,659 km (0.065 R)
• M45: 25,015,606 km (0.041 R)
• M46: 25,667,255 km (0.077 R)
• M47: 27,739,335 km (0.119 R)
• M48: 27,907,333 km (0.12 R)
• M49: 28,160,154 km (0.08 R)
• M50: 28,752,860 km (0.043 R)
• M51: 31,426,623 km (0.102 R)
• M52: 31,514,287 km (0.075 R)
• M53: 34,449,398 km (0.048 R)
• M54: 34,901,632 km (0.089 R)
• M55: 37,285,025 km (0.089 R)
• M56: 38,402,671 km (0.114 R)
• M57: 38,496,319 km (0.087 R)
• M58: 44,841,663 km (0.075 R)
• M59: 45,533,403 km (0.102 R)
• M60: 46,527,780 km (0.07 R)
• M61: 47,027,587 km (0.107 R)
• M62: 47,730,397 km (0.099 R)
• M63: 48,537,777 km (0.104 R)
• M64: 49,248,068 km (0.1 R)
• M65: 50,166,300 km (0.079 R)
• M66: 50,371,099 km (0.062 R)
• M67: 51,812,475 km (0.062 R)
• M68: 52,538,323 km (0.077 R)
• M69: 53,895,026 km (0.102 R)
• M70: 54,314,948 km (0.117 R)
• M71: 54,419,965 km (0.103 R)
• M72: 54,946,550 km (0.116 R)
• M73: 55,686,760 km (0.118 R)
• M74: 57,176,755 km (0.076 R)
• M75: 57,712,166 km (0.07 R)
• M76: 58,249,073 km (0.087 R)
• M77: 58,572,204 km (0.103 R)
• M78: 60,087,331 km (0.119 R)
• M79: 60,304,846 km (0.055 R)
• M80: 62,164,198 km (0.116 R)
• M81: 62,935,375 km (0.107 R)
• M82: 63,045,779 km (0.104 R)
• M83: 66,388,094 km (0.116 R)
• M84: 66,725,437 km (0.056 R)
• M85: 67,063,379 km (0.039 R)
• M86: 69,330,984 km (0.111 R)
• M87: 70,474,211 km (0.108 R)
• M88: 73,475,593 km (0.108 R)
• M89: 74,640,960 km (0.071 R)
• M90: 74,874,781 km (0.091 R)
• M91: 76,518,413 km (0.055 R)
• M92: 76,754,180 km (0.107 R)
• M93: 79,721,603 km (0.089 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 14,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit