🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.55 AU - 0.71 AU

Year: 187 Days

Day: 16.7 Hours

Environment

Temp: 157 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 93,625,519 km

• M1: 379,829 km (0.031 R)
• M2: 431,141 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.12 AU - 1.44 AU

Year: 543 Days

Day: 17.4 Hours

Environment

Temp: -31 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.29 AU - 1.87 AU

Year: 744 Days

Day: 18.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.89 AU - 2.23 AU

Year: 1108 Days

Day: 36.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660

Radius: 3.1

Gravity: 68.68 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 14.71 AU - 20.61 AU

Year: 27811 Days

Day: 16.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 93,625,519 km

• M1: 146,456 km (0.088 R)
• M2: 193,580 km (0.059 R)
• M3: 227,987 km (0.057 R)
• M4: 283,638 km (0.108 R)
• M5: 524,789 km (0.085 R)
• M6: 731,833 km (0.112 R)
• M7: 1,245,701 km (0.089 R)
• M8: 1,413,999 km (0.093 R)
• M9: 1,625,381 km (0.119 R)
• M10: 1,698,085 km (0.102 R)
• M11: 1,809,087 km (0.109 R)
• M12: 2,607,640 km (0.106 R)
• M13: 2,822,313 km (0.089 R)
• M14: 3,222,787 km (0.069 R)
• M15: 3,736,057 km (0.11 R)
• M16: 4,274,161 km (0.101 R)
• M17: 4,374,691 km (0.069 R)
• M18: 5,421,128 km (0.088 R)
• M19: 5,584,638 km (0.085 R)
• M20: 6,028,046 km (0.118 R)
• M21: 8,346,514 km (0.071 R)
• M22: 9,303,342 km (0.047 R)
• M23: 9,564,390 km (0.091 R)
• M24: 9,761,560 km (0.093 R)
• M25: 10,093,518 km (0.026 R)
• M26: 10,294,278 km (0.118 R)
• M27: 10,361,597 km (0.085 R)
• M28: 13,314,659 km (0.109 R)
• M29: 13,682,371 km (0.092 R)
• M30: 14,427,817 km (0.12 R)
• M31: 14,729,706 km (0.096 R)
• M32: 15,186,428 km (0.104 R)
• M33: 15,416,509 km (0.118 R)
• M34: 15,802,472 km (0.075 R)
• M35: 16,035,695 km (0.069 R)
• M36: 16,505,432 km (0.115 R)
• M37: 16,741,947 km (0.101 R)
• M38: 20,422,054 km (0.113 R)
• M39: 21,101,378 km (0.094 R)
• M40: 21,615,845 km (0.117 R)
• M41: 21,702,014 km (0.06 R)
• M42: 23,892,126 km (0.1 R)
• M43: 25,149,048 km (0.091 R)
• M44: 25,330,360 km (0.119 R)
• M45: 26,335,209 km (0.057 R)
• M46: 26,888,871 km (0.094 R)
• M47: 27,913,766 km (0.06 R)
• M48: 28,761,687 km (0.093 R)
• M49: 29,046,222 km (0.114 R)
• M50: 29,236,510 km (0.106 R)
• M51: 30,386,469 km (0.08 R)
• M52: 30,773,030 km (0.062 R)
• M53: 31,063,998 km (0.076 R)
• M54: 32,138,859 km (0.119 R)
• M55: 33,624,066 km (0.109 R)
• M56: 34,023,941 km (0.111 R)
• M57: 35,030,436 km (0.115 R)
• M58: 35,740,726 km (0.077 R)
• M59: 35,842,603 km (0.034 R)
• M60: 35,944,479 km (0.101 R)
• M61: 36,866,450 km (0.105 R)
• M62: 37,072,447 km (0.043 R)
• M63: 40,101,056 km (0.073 R)
• M64: 41,270,462 km (0.073 R)
• M65: 41,805,723 km (0.059 R)
• M66: 42,343,229 km (0.104 R)
• M67: 44,845,253 km (0.107 R)
• M68: 47,730,697 km (0.116 R)
• M69: 47,955,093 km (0.111 R)
• M70: 48,856,271 km (0.096 R)
• M71: 48,969,367 km (0.115 R)
• M72: 49,422,499 km (0.076 R)
• M73: 51,133,749 km (0.073 R)
• M74: 52,054,374 km (0.108 R)
• M75: 53,562,022 km (0.109 R)
• M76: 53,911,931 km (0.09 R)
• M77: 54,848,863 km (0.108 R)
• M78: 55,083,881 km (0.108 R)
• M79: 56,264,358 km (0.082 R)
• M80: 59,613,405 km (0.088 R)
• M81: 59,734,131 km (0.091 R)
• M82: 61,068,394 km (0.053 R)
• M83: 63,026,481 km (0.115 R)
• M84: 64,013,228 km (0.119 R)
• M85: 66,878,476 km (0.091 R)
• M86: 72,732,839 km (0.114 R)
• M87: 73,897,309 km (0.08 R)
• M88: 76,901,085 km (0.111 R)
• M89: 79,412,384 km (0.05 R)
• M90: 80,210,938 km (0.113 R)
• M91: 80,611,261 km (0.101 R)
• M92: 81,547,894 km (0.111 R)
• M93: 82,892,180 km (0.105 R)
• M94: 83,972,875 km (0.11 R)
• M95: 88,755,519 km (0.118 R)
• M96: 90,138,103 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 19,848 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit