🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.43 AU - 0.65 AU

Year: 172 Days

Day: 29.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 47.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.33 AU - 2.15 AU

Year: 995 Days

Day: 26.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,621,320 km

• M1: 290,220 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.4

Radius: 14.7

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.76 AU - 4.14 AU

Year: 3403 Days

Day: 10.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 89,621,320 km

• M1: 205,697 km (0.081 R)
• M2: 377,884 km (0.089 R)
• M3: 669,750 km (0.065 R)
• M4: 784,940 km (0.112 R)
• M5: 1,278,613 km (0.098 R)
• M6: 1,504,207 km (0.105 R)
• M7: 1,616,555 km (0.066 R)
• M8: 1,910,215 km (0.081 R)
• M9: 2,157,949 km (0.04 R)
• M10: 2,337,766 km (0.11 R)
• M11: 2,456,098 km (0.12 R)
• M12: 2,549,597 km (0.079 R)
• M13: 2,754,246 km (0.115 R)
• M14: 2,921,796 km (0.094 R)
• M15: 3,035,640 km (0.107 R)
• M16: 3,341,418 km (0.076 R)
• M17: 3,565,964 km (0.075 R)
• M18: 3,672,628 km (0.081 R)
• M19: 3,764,780 km (0.091 R)
• M20: 4,062,181 km (0.094 R)
• M21: 4,173,631 km (0.119 R)
• M22: 4,318,591 km (0.041 R)
• M23: 4,580,388 km (0.067 R)
• M24: 4,847,569 km (0.082 R)
• M25: 5,000,159 km (0.093 R)
• M26: 5,119,987 km (0.097 R)
• M27: 5,240,713 km (0.089 R)
• M28: 5,379,988 km (0.034 R)
• M29: 5,485,156 km (0.095 R)
• M30: 5,751,290 km (0.111 R)
• M31: 6,131,119 km (0.08 R)
• M32: 6,370,326 km (0.079 R)
• M33: 6,500,476 km (0.116 R)
• M34: 6,896,163 km (0.114 R)
• M35: 7,125,945 km (0.072 R)
• M36: 7,494,853 km (0.068 R)
• M37: 7,850,298 km (0.116 R)
• M38: 8,030,115 km (0.117 R)
• M39: 8,211,278 km (0.067 R)
• M40: 8,414,132 km (0.063 R)
• M41: 8,845,722 km (0.074 R)
• M42: 9,053,813 km (0.091 R)
• M43: 9,221,362 km (0.089 R)
• M44: 9,411,202 km (0.113 R)
• M45: 9,794,771 km (0.045 R)
• M46: 9,966,958 km (0.093 R)
• M47: 10,075,117 km (0.088 R)
• M48: 10,358,007 km (0.104 R)
• M49: 10,798,423 km (0.115 R)
• M50: 10,931,864 km (0.105 R)
• M51: 11,222,683 km (0.119 R)
• M52: 11,538,633 km (0.057 R)
• M53: 11,675,067 km (0.119 R)
• M54: 11,926,391 km (0.119 R)
• M55: 12,087,358 km (0.077 R)
• M56: 12,667,948 km (0.084 R)
• M57: 12,949,940 km (0.104 R)
• M58: 13,115,395 km (0.112 R)
• M59: 13,305,384 km (0.101 R)
• M60: 14,366,482 km (0.026 R)
• M61: 14,685,125 km (0.118 R)
• M62: 15,006,312 km (0.073 R)
• M63: 15,479,789 km (0.092 R)
• M64: 15,958,054 km (0.036 R)
• M65: 16,135,626 km (0.112 R)
• M66: 17,162,466 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 597.3

Radius: 5.6

Gravity: 19.05 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.75 AU - 17.97 AU

Year: 27379 Days

Day: 15.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 89,621,320 km

• M1: 172,935 km (0.099 R)
• M2: 285,882 km (0.12 R)
• M3: 445,054 km (0.108 R)
• M4: 582,235 km (0.11 R)
• M5: 655,987 km (0.092 R)
• M6: 759,359 km (0.111 R)
• M7: 1,040,902 km (0.079 R)
• M8: 1,485,656 km (0.077 R)
• M9: 1,799,812 km (0.03 R)
• M10: 2,775,041 km (0.094 R)
• M11: 4,027,324 km (0.05 R)
• M12: 4,170,639 km (0.094 R)
• M13: 5,220,218 km (0.077 R)
• M14: 5,962,822 km (0.078 R)
• M15: 6,017,275 km (0.118 R)
• M16: 6,908,430 km (0.065 R)
• M17: 6,965,576 km (0.045 R)
• M18: 8,079,332 km (0.038 R)
• M19: 8,687,597 km (0.116 R)
• M20: 10,929,471 km (0.086 R)
• M21: 12,216,910 km (0.11 R)
• M22: 12,563,678 km (0.109 R)
• M23: 12,843,426 km (0.065 R)
• M24: 13,337,847 km (0.114 R)
• M25: 13,480,264 km (0.112 R)
• M26: 14,199,830 km (0.079 R)
• M27: 15,228,166 km (0.073 R)
• M28: 15,751,309 km (0.092 R)
• M29: 16,280,287 km (0.088 R)
• M30: 17,200,614 km (0.111 R)
• M31: 18,931,311 km (0.062 R)
• M32: 20,061,074 km (0.106 R)
• M33: 20,799,041 km (0.098 R)
• M34: 21,880,334 km (0.074 R)
• M35: 22,385,676 km (0.098 R)
• M36: 23,493,448 km (0.116 R)
• M37: 23,579,467 km (0.08 R)
• M38: 23,837,972 km (0.104 R)
• M39: 25,056,746 km (0.045 R)
• M40: 25,496,863 km (0.108 R)
• M41: 25,673,687 km (0.103 R)
• M42: 25,850,811 km (0.044 R)
• M43: 26,117,395 km (0.043 R)
• M44: 26,653,254 km (0.047 R)
• M45: 26,832,622 km (0.097 R)
• M46: 27,463,775 km (0.083 R)
• M47: 28,373,779 km (0.094 R)
• M48: 28,557,037 km (0.086 R)
• M49: 28,832,596 km (0.107 R)
• M50: 31,730,905 km (0.111 R)
• M51: 32,877,573 km (0.096 R)
• M52: 34,037,704 km (0.109 R)
• M53: 35,605,340 km (0.041 R)
• M54: 37,096,233 km (0.101 R)
• M55: 37,196,314 km (0.085 R)
• M56: 41,793,606 km (0.093 R)
• M57: 42,001,996 km (0.112 R)
• M58: 46,674,386 km (0.075 R)
• M59: 47,758,971 km (0.11 R)
• M60: 50,951,090 km (0.113 R)
• M61: 51,062,391 km (0.112 R)
• M62: 51,508,492 km (0.082 R)
• M63: 53,192,365 km (0.097 R)
• M64: 56,729,457 km (0.12 R)
• M65: 58,351,547 km (0.038 R)
• M66: 59,051,366 km (0.103 R)
• M67: 60,106,330 km (0.068 R)
• M68: 60,223,914 km (0.109 R)
• M69: 63,308,472 km (0.115 R)
• M70: 63,667,657 km (0.085 R)
• M71: 66,808,913 km (0.119 R)
• M72: 68,521,210 km (0.037 R)
• M73: 69,752,999 km (0.031 R)
• M74: 69,876,567 km (0.033 R)
• M75: 71,240,900 km (0.045 R)
• M76: 74,626,748 km (0.101 R)
• M77: 76,402,774 km (0.114 R)
• M78: 77,168,266 km (0.092 R)
• M79: 78,321,217 km (0.113 R)
• M80: 79,092,993 km (0.086 R)
• M81: 80,644,173 km (0.099 R)
• M82: 82,074,777 km (0.049 R)
• M83: 82,335,826 km (0.058 R)
• M84: 83,776,453 km (0.12 R)
• M85: 86,815,235 km (0.071 R)
• M86: 87,347,504 km (0.105 R)
• M87: 87,747,379 km (0.11 R)
• M88: 88,682,665 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 16,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit